Cvetkoska, A., Levkov, Z., Hamilton, P. B., & Potapova, M. (2014). The biogeographic distribution of <em>Cavinula</em> (Bacillariophyceae) in North America with the descriptions of two new species. Phytotaxa, 184(4), 181–207. https://doi.org/10.11646/phytotaxa.184.4.1