Chisholm, Malcolm H.; Cotton, F. Albert; Frenz, B. A.; Reichert, W. W.; Shive, L. W.; Stults, B. Ray (1976). "The molybdenum-molybdenum triple bond. 1. Hexakis(dimethylamido)dimolybdenum and Some Homologs: Preparation, Structure, and Properties". J. Am. Chem. Soc.98 (15): 4469–4476. doi:10.1021/ja00431a024.