Template:Vinogradova & Yakovleva, 1989
- Vinogradova, K.L. & Yakovleva, T.A. 1989. О систематическом положении Petrocelis hennedyi и P. polygyna (Rhodophyta, Cruoriaceae). [On the systematic position of Petrocelis hennedyi new record and Petrocelis polygyna (Rhodophyta, Crouriaceae)]. Botanicheskii Zhurnal 74: 744–753.