Bolli, H. M. (1974): Jurassic and Cretaceous Calcisphaerulidae from DSDP Leg 27, eastern Indian Ocean. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Initial Reports of the Deep Sea Drilling Project; Fremantle, Australia to Fremantle, Australia; November-December 1972 (edited by Robinson, Paul T. et al.); Shorebased paleontological studies, 27, 843-907, georefid:1975-016529