@book{Bernstein1967,
	author = {Bernstein, Nikolai A.},
	title = {The co-ordination and regulation of movements},
	publisher = {Pergamon Press},
	address = {Oxford},
	year = {1967}
}
@book{Hill1970,
	author = {Hill, A. V.},
	title = {First and last experiments in muscle mechanics},
	publisher = {Cambridge University Press},
	address = {Cambridge},
	year = {1970}
}
@inbook{Shadmehr2005,
	author = {Shadmehr, R. and Wise, S. P.},
	title = {A Simple Muscle Model},
	booktitle = {Supplementary documents for ``Computational Neurobiology of Reaching and Pointing''.},
	publisher = {MIT Press},
	year = {2005}
}