Vishnyakov, V.S. (2022)

Expended range of Gomphonema firmum (Bacillariophyceae), once considered a Lake Baikal endemic, with notes on the identity of G. lanceolatum var. maximum

. Phytotaxa 530 (2): 213–220. https://doi.org/10.11646/phytotaxa.530.2.8