1. Observations on surface distribution of marine diatoms off Lower California in 1921;Allen,1923
2. Plankton diatoms of the Gulf of California obtained by the G. Allan Hancock Expedition of 1936. The Hancock Pacific Expedition;Allen;Univ. Southern Calif. Publs,1937
3. The Templeton Crocker Expedition to the Gulf of California in 1935 — the Phytoplankton;Allen;Trans. Am. microsc. Soc.,1938
4. Recent marine sediments of the Gulf of California;Andel,1964
5. Sediment cores from the East Pacific. Part I. Properties of the sediment and their distribution. Reports of the Swedish Deep-sea Expedition;Arrhenius;Göteborgs K. Vetensk.-o. Vitterh-Samh. Handl.,1952