1. Bell, C.D. and Conen, P.E., 1967. Change in fibre size in Duchenne muscular dystrophy. Nemology 17: 902–913.
2. Beerman, D.H., 1976. The neural control of skeletal muscle fiber type. Ph.D thesis, university of Wisconsin, USA. p.68.
3. Delesse, A., 1848. Procédé mécanique pour déterminer la composition des roches. Ann. Mines 13: 379–388.
4. Dubowitz, V. and Brooke, M.H., 1973. Muscle Biopsy: A Modem Approach. W.B. Saunders Co. Ltd., London, Philadelphia and Toronto.
5. Edström, L. and Torlegard, K., 1969. Area estimation of transversely sectioned muscle fibres. Z. wiss. Mcks. 69: 166–178.