WILLIAMS, DAVID M., and BART VAN DE VIJVER. “An Electron Microscope Study and Re-Description of the Type Specimens of <em>Synedra </em><em>subula</em> and Its Transfer to <em>Ctenophora </Em>(Bacillariophyta)”. Phytotaxa 629, no. 2 (December 6, 2023): 176–180. Accessed March 14, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.629.2.7.