Cepek, Pavel (1981): Mesozoic calcareous nannoplankton stratigraphy of the Central North Pacific (Mid-Pacific Mountains and Hess Rise), Deep Sea Drilling Project Leg 62. In: Thiede, J; Vallier, TL; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 62, 397-418, doi:10.2973/dsdp.proc.62.111.1981