van den Hoff , John, and John M. Ferris. “Pleomorphism in the Antarctic Flagellate Pyramimonas Gelidicola (Prasinophyceae, Chlorophyta)”. Polar Research 28, no. 3 (December 1, 2009): 426-432. Accessed April 5, 2026. https://polarresearch.net/index.php/polar/article/view/2849.