WILLIAMS DM, VIJVER BVD. 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 [Internet]. 2023 Dec. 6 [cited 2025 Mar. 14];629(2):176-80. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.629.2.7