Kesten, Stephen J.; Degnan, Margaret J.; Hung, Jocelyn; McNamara, Dennis J.; Ortwine, Daniel F.; et al.
Journal of Medicinal Chemistry, 1992 , vol. 35, # 19 p. 3429 - 3447

Malmberg, Hans; Nilsson, Martin
Journal of Organometallic Chemistry, 1983 , vol. 243, # 3 p. 241 - 244