@inbook{DiatomBase:SourceID:267918, author = {Gersonde, R. & Harwood, D.M.}, journal = {In: Barker, P.F. et al. (eds.), Proceedings of the Ocean Drilling Program, Scientific Results, vol. 113. College Station, Texas (Ocean Drilling Program)}, pages = {365-402}, title = {Lower Cretaceous diatoms from ODP Leg 113 Site 693 (Weddell Sea). Part 1: Vegetative cells}, url = {https://diatombase.org/aphia.php?p=sourcedetails&id=267918}, volume = {113}, year = {1990} }