K. Amunts, G. Schlaug, L. Jäncke, H. Steinmetz, A. Schleivcher et al., Motor cortex and hand motor skills: Structural compliance in the human brain, Human Brain Mapping, vol.195, issue.3, pp.206-215, 1997.
DOI : 10.1002/cne.903230303

F. G. Andres, T. Mima, A. E. Schulman, J. Dichgans, M. Hallett et al., Functional coupling of human cortical sensorimotor areas during bimanual skill acquisition, Brain, vol.122, issue.5, pp.855-870, 1999.
DOI : 10.1093/brain/122.5.855

C. Calmels, M. Hars, G. Jarry, and C. J. Stam, Non-linear EEG synchronization during observation: Effects of instructions and expertise, Psychophysiology, vol.26, pp.799-808, 2010.
DOI : 10.1075/aicr.42.04riz

C. E. Curtis and M. Esposito, Persistent activity in the prefrontal cortex during working memory, Trends in Cognitive Sciences, vol.7, issue.9, pp.415-423, 2003.
DOI : 10.1016/S1364-6613(03)00197-9

C. E. Curtis, V. Y. Rao, and M. Esposito, Maintenance of Spatial and Motor Codes during Oculomotor Delayed Response Tasks, Journal of Neuroscience, vol.24, issue.16, pp.3944-3952, 2004.
DOI : 10.1523/JNEUROSCI.5640-03.2004

K. A. Ericsson, R. T. Krampe, and C. Tesch-romer, The role of deliberate practice in the acquisition of expert performance., Psychological Review, vol.100, issue.3, pp.363-406, 1993.
DOI : 10.1037/0033-295X.100.3.363

G. Fein, J. Raz, F. Brown, and E. Merrin, Common reference coherence data are confounded by power and phase effects, Electroencephalography and Clinical Neurophysiology, vol.69, issue.6, pp.581-584, 1988.
DOI : 10.1016/0013-4694(88)90171-X

K. J. Friston, The labile brain. I. Neuronal transients and nonlinear coupling, Philosophical Transactions of the Royal Society B: Biological Sciences, vol.355, issue.1394, pp.215-236, 2000.
DOI : 10.1098/rstb.2000.0560

C. Gaser and G. Schlaug, Brain structures differ between musicians and non-musician, NeuroImage, vol.13, issue.6, pp.9240-9245, 2003.
DOI : 10.1016/S1053-8119(01)92488-7

C. Gerloff, J. Richard, J. Hadley, A. E. Schulman, M. Honda et al., Functional coupling and regional activation of human cortical motor areas during simple, internally paced and externally paced finger movements, Brain, vol.121, issue.8, pp.1513-1531, 1998.
DOI : 10.1093/brain/121.8.1513

L. Gootjes, A. Bouma, J. W. Van-strien, P. Scheltens, and C. J. Stam, Attention modulates hemispheric differences in functional connectivity: Evidence from MEG recordings, NeuroImage, vol.30, issue.1, pp.245-253, 2006.
DOI : 10.1016/j.neuroimage.2005.09.015

URL : https://repub.eur.nl/pub/12112/PSY-2006-004.pdf

S. T. Grafton, M. A. Arbib, L. Fadiga, and G. G. Rizzolatti, Localization of grasp representations in human by positron emission tomography. 2. Observation compared with imagination, Experimental Brain Research, vol.112, pp.103-111, 1996.

B. Haslinger, P. Erhard, E. Altenmü-ller, A. Hennenlotter, M. Schwaiger et al., Reduced recruitment of motor association areas during bimanual coordination in concert pianists, Human Brain Mapping, vol.95, issue.3, pp.206-215, 2004.
DOI : 10.1073/pnas.95.6.3172

B. Haslinger, P. Erhard, E. Altenmü-ller, U. Schroeder, H. Boecker et al., Transmodal Sensorimotor Networks during Action Observation in Professional Pianists, Journal of Cognitive Neuroscience, vol.73, issue.2, pp.282-293, 2005.
DOI : 10.1073/pnas.95.6.3172

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

L. V. Hedges and I. Olkin, Statistical methods for metaanalysis, 1985.

G. Hwang, J. Jacobs, A. Geller, J. Danker, R. Sekuler et al., EEG correlates of verbal and nonverbal working memory, Behavioral and Brain Functions, 2005.

M. Jonas, H. R. Siebner, K. Biermann-ruben, K. Kessler, T. Baumer et al., Do simple intransitive finger movements consistently activate frontoparietal mirror neuron areas in humans? Neuroimage, pp.44-53, 2007.
DOI : 10.1016/j.neuroimage.2007.03.028

A. Karni, The acquisition of perceptual and motor skills: a memory system in the adult human cortex, Cognitive Brain Research, vol.5, issue.1-2, pp.39-48, 1996.
DOI : 10.1016/S0926-6410(96)00039-0

T. Krings, R. Tö-pper, H. Foltys, S. Erberich, R. Sparing et al., Cortical activation patterns during complex motor tasks in piano players and control subjects. A functional magnetic resonance imaging study, Neuroscience Letters, vol.278, issue.3, pp.189-193, 2000.
DOI : 10.1016/S0304-3940(99)00930-1

L. Leocani, C. Toro, P. Manganotti, P. Zhuang, and M. Hallett, Event-related coherence and event-related desynchronization/synchronization in the 10 Hz and 20 Hz EEG during self-paced movements, Electroencephalography and Clinical Neurophysiology/Evoked Potentials Section, vol.104, issue.3, pp.199-206, 1997.
DOI : 10.1016/S0168-5597(96)96051-7

R. Levy and P. S. Golman-rakic, Segregation of working memory functions within the dorsolateral prefrontal cortex, Experimental Brain Research, vol.133, issue.1, pp.23-32, 2000.
DOI : 10.1007/s002210000397

P. Manganotti, C. Gerloff, C. Toro, H. Katsuta, N. Sadato et al., Task-related coherence and task-related spectral power changes during sequential finger movements, Electroencephalography and Clinical Neurophysiology/Electromyography and Motor Control, vol.109, issue.1, pp.50-62, 1998.
DOI : 10.1016/S0924-980X(97)00074-X

I. Meister, T. Krings, H. Foltys, B. Boroojerdi, M. Mü-ller et al., Effects of long-term practice and task complexity in musicians and nonmusicians performing simple and complex motor tasks: Implications for cortical motor organization, Human Brain Mapping, vol.121, issue.3, pp.345-352, 2005.
DOI : 10.1002/hbm.20112

S. Micheloyannis, V. Sakkalis, M. Vourkas, C. J. Stam, and P. G. Simos, Neural networks involved in mathematical thinking: evidence from linear and non-linear analysis of electroencephalographic activity, Neuroscience Letters, vol.373, issue.3, pp.212-217, 2005.
DOI : 10.1016/j.neulet.2004.10.005

S. Micheloyannis, M. Vourkas, M. Bizas, P. Simos, and C. J. Stam, Changes in linear and nonlinear EEG measures as a function of task complexity: Evidence for local and distant signal synchronization, Brain Topography, vol.15, issue.4, pp.239-247, 2003.
DOI : 10.1023/A:1023962125598

D. Millslagle, Recognition Accuracy by Experienced Men and Women Players of Basketball, Perceptual and Motor Skills, vol.63, issue.1, pp.163-172, 2002.
DOI : 10.1037/h0093613

T. Montez, K. Linkenkaer-hansen, B. W. Van-dijk, and C. J. Stam, Synchronization likelihood with explicit time-frequency priors, NeuroImage, vol.33, issue.4, pp.1117-1125, 2006.
DOI : 10.1016/j.neuroimage.2006.06.066

R. C. Oldfield, The assessment and analysis of handedness: The Edinburgh inventory, Neuropsychologia, vol.9, issue.1, pp.97-113, 1971.
DOI : 10.1016/0028-3932(71)90067-4

C. Palmer, MUSIC PERFORMANCE, Annual Review of Psychology, vol.48, issue.1, pp.115-138, 1997.
DOI : 10.1146/annurev.psych.48.1.115

D. Passingham and K. Sakai, The prefrontal cortex and working memory: Physiology and brain imaging, Current Opinion in Neurobiology, vol.14, pp.163-168, 2004.

G. Pfurstcheller and F. H. Lopes-da-silva, Event-related EEG/MEG synchronization and desynchronization: basic principles, Clinical Neurophysiology, vol.110, issue.11, pp.1842-1857, 1999.
DOI : 10.1016/S1388-2457(99)00141-8

G. Pfurstcheller, A. Stancak, . Jr, and G. Edlinger, On the existence of different types of central beta rhythms below 30 Hz, Electroencephalography and Clinical Neurophysiology, vol.102, issue.4, pp.316-325, 1997.
DOI : 10.1016/S0013-4694(96)96612-2

J. B. Pochon, R. Levy, J. B. Poline, S. Crozier, S. Lehéricy et al., The Role of Dorsolateral Prefrontal Cortex in the Preparation of Forthcoming Actions: an fMRI Study, Cerebral Cortex, vol.11, issue.3, pp.260-266, 2001.
DOI : 10.1093/cercor/11.3.260

URL : https://hal.archives-ouvertes.fr/hal-00349823

B. R. Postle, J. S. Berger, A. M. Taich, and M. Esposito, Activity in Human Frontal Cortex Associated with Spatial Working Memory and Saccadic Behavior, Journal of Cognitive Neuroscience, vol.75, issue.supplement 2, pp.2-14, 2000.
DOI : 10.1016/S0926-6410(98)00029-9

P. Rappelsberger, The reference problem and mapping of coherence: A simulation study, Brain Topography, vol.63, issue.3, pp.63-72, 1989.
DOI : 10.1016/B978-0-409-90008-8.50011-0

P. Rappelsberger and H. Petsche, Probability mapping: Power and coherence analyses of cognitive processes, Brain Topography, vol.3, issue.3, pp.46-54, 1988.
DOI : 10.1007/BF01129339

K. Sakai, J. B. Rowe, and R. E. Passingham, Active maintenance in prefrontal area 46 creates distractor-resistant memory, Nature Neuroscience, vol.5, pp.479-484, 2002.
DOI : 10.1038/nn846

J. Sarnthein, H. Petsche, P. Rappelsberger, G. L. Shaw, V. Stein et al., Synchronization between prefrontal and posterior association cortex during human working memory, Proceedings of the National Academy of Sciences USA, pp.7092-7096, 1998.
DOI : 10.1126/science.7878473

URL : https://www.ncbi.nlm.nih.gov/pmc/articles/PMC22750/pdf

P. Sauseng, W. Klimesch, M. Doppelmayr, T. Pecherstorfer, R. Freunberger et al., EEG alpha synchronization and functional coupling during top-down processing in a working memory task, Human Brain Mapping, vol.97, issue.2, pp.148-157, 2005.
DOI : 10.1027/1618-3169.51.4.311

H. Semlitsch, P. Anderer, P. Schuster, and O. Presslich, A solution for reliable and valid reduction of ocular artifacts, pp.695-703, 1986.

P. G. Simos, E. Papanikolaou, E. Sakkalis, and S. Micheloyannis, Modulation of gamma-band spectral power by cognitive task complexity, Brain Topography, vol.14, issue.3, pp.191-196, 2002.
DOI : 10.1023/A:1014550808164

R. Srinivasan, W. R. Winter, J. Ding, and P. L. Nunez, EEG and MEG coherence: Measures of functional connectivity at distinct spatial scales of neocortical dynamics, Journal of Neuroscience Methods, vol.166, issue.1, pp.41-52, 2007.
DOI : 10.1016/j.jneumeth.2007.06.026

C. J. Stam, A. M. Van-cappellen-van-walsum, and S. Micheloyannis, Variability of EEG synchronization during a working memory task in healthy subjects, International Journal of Psychophysiology, vol.46, issue.1, pp.53-66, 2002.
DOI : 10.1016/S0167-8760(02)00041-7

C. J. Stam and B. W. Van-dijk, Synchronization likelihood: an unbiased measure of generalized synchronization in multivariate data sets, Physica D: Nonlinear Phenomena, vol.163, issue.3-4, pp.236-251, 2002.
DOI : 10.1016/S0167-2789(01)00386-4

J. L. Starkes, J. M. Deakin, S. Lindley, and F. Crips, Motor versus Verbal Recall of Ballet Sequences by Young Expert Dancers, Journal of Sport Psychology, vol.9, issue.3, pp.222-230, 1987.
DOI : 10.1123/jsp.9.3.222

C. Tallon-baudry, O. Bertrand, and C. Fischer, Oscillatory synchrony between human extrastriate areas during visual short-term memory maintenance, The Journal of Neuroscience, vol.21, pp.1-5, 2001.

C. Tallon-baudry, O. Bertrand, F. Peronnet, and J. Pernier, Induced c-band activity during the delay of a visual short-term memory task in humans, The Journal of Neuroscience, vol.18, pp.4244-4254, 1998.

C. Tallon-baudry, A. Kreiter, and O. Bertrand, Sustained and transient oscillatory responses in the gamma and beta bands in a visual short-term memory task in humans, Visual Neuroscience, vol.16, issue.03, pp.449-459, 1999.
DOI : 10.1017/S0952523899163065

C. Urgesi, M. Candidi, F. Fabbro, M. Romani, and S. Aglioti, Motor facilitation during action observation: topographic mapping of the target muscle and influence of the onlooker's posture, European Journal of Neuroscience, vol.6, issue.9, pp.2522-2530, 2006.
DOI : 10.1212/WNL.48.5.1398

P. Vermersch, L'entretien d'explicitation, 2003.