Manoylov, Kalina M., Nadja Ognjanova-Rumenova, and Robert J. Stevenson. “Morphotype Variations in Subfossil Diatom Species of Aulacoseira in 24 Michigan Lakes, USA”. Acta Botanica Croatica 68, no. 2 (October 21, 2009). Accessed April 28, 2024. https://www.abc.botanic.hr/index.php/abc/article/view/116.