Gagarin, V. G. and Lemzina, L. V. (1981). Two New Species of the Free-living Nematodes of the Genus Cylindrotheristus from the Issyk-Kul Lake (Dva Novykh Vida Svobodnozhivushchikh Nematod Roda Cylindrotheristus iz Ozera Issyk-Kul). Zoologicheskii Zhurnal, 66(5): 773-775.
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Gagarin, V. G. and Lemzina, L. V.
1981
Two New Species of the Free-living Nematodes of the Genus Cylindrotheristus from the Issyk-Kul Lake (Dva Novykh Vida Svobodnozhivushchikh Nematod Roda Cylindrotheristus iz Ozera Issyk-Kul)