Kappa Particles in McGraw-Hill Science & Technology Dictionary
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Takayanagi, Tan; Hayashi, Shinji (1964). "Cytological and Cytogenetical Studies on Paramecium polycaryum. V. Lethal Interactions in Certain Stocks". Journal of Eukaryotic Microbiology. 11 (1): 128–132. doi:10.1111/j.1550-7408.1964.tb01733.x. PMID14119554.
Takayanagi, Tan; Hayashi, Shinji (1964). "Cytological and Cytogenetical Studies on Paramecium polycaryum. V. Lethal Interactions in Certain Stocks". Journal of Eukaryotic Microbiology. 11 (1): 128–132. doi:10.1111/j.1550-7408.1964.tb01733.x. PMID14119554.