Do sistematyky rodu Lecania
By: A. M. Oksner
Published: 1929
Language: ukr
Number of pages: 63
Other titles: Zur systematik der gattung Lecania
Notes: Title from caption.

Bulletin du Jardin botanique de Kieff, no. 9, [1929?], p. [62]-63.

In Ukrainian with German summary.