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[文献書誌] Mayama, S.: "Observations of two new species of Navicula : N.exiloides and N.delicatilineolata."Diatom. 19・1. 17-22 (2003)
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[文献書誌] Mayama, S., Mayama, N.Shihira-Ishikawa, I.: "Characterization of linear-oblong pyrenoids with cp-DNA along their aides in Nitzschia sigmoidea (Bacillariophyceae)."Phycological Research. 25・2(印刷中). (2004)
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[文献書誌] Takahashi, O., Mayama, S., Matsuoka, A.: "Host-symbiont associations of polycystine Radiolaria epifluorescence microscopic observation of living Radiolaria."Marin Micropaleontology. 49. 187-194 (2003)
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[文献書誌] Nagumo, T.: "Taxonomic studies of the subgenus Amphora Cleve of the genus Amphora (Bacillariophyceae) in Japan."Bibliotheca Diatomologica. 49. 1-65 (2003)
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[文献書誌] Toyoda, K., Nagumo, T., Osada, K., Tanaka, J.: "Morphological investigations of Achnanthes javanica Grunow and A.subconstricta (Meister) comb.nov."Diatom Research. 18・2. 365-375 (2003)