Citation: Mumme, W. G.; Watts, J. A. (1976). Pekoite, CuPbBi11S18, a new member of the bismuthinite-alkinite mineral series: its crystal structure and relationship with naturally- and synthetically-formed members Note: x-coordinate of S18 changed in order to generate reported bond lengths.. The Canadian Mineralogist, 14, pp. 322-333.