E. Grood, и W. Suntay. J. BIOMECH. ENG., 105 (2):
136--144(1983)http://www.sciencedirect.com/science/article/B6T1G-3P1KXN4-2M7/2/c4348e859aa2481287a8bdc8d60f577a.
B. Moore, S. Dorrel, C. Halpern, и J. Fernandez. глава The ergonomic evaluation of several chairs: a case
study, стр. 267-274. Taylor & Francis, London, (1992)From Jung, 2005.
F. Jones, F. Gray, J. Hanson, и D. O'Connell. глава An Experimental Study of the Effect of Head Balance on
Patterns of Posture and Movement in Man, стр. 145-159. Alexander Technique Archives, Inc., Cambridge, Massachusettes, (1998)