S. Doğan, J. Ryborz, and B. Bertsche. Proceedings of the Institution of Mechanical Engineers. Part K, Journal of multi-body dynamics, 220 (2):
79-96(2006)
R. Jurkowska, and A. Jeltsch. DNA METHYLTRANSFERASES - ROLE AND FUNCTION, volume 945 of Advances in Experimental Medicine and Biology, SPRINGER INT PUBLISHING AG, GEWERBESTRASSE 11, CHAM, CH-6330, SWITZERLAND, (2016)