Report of the I.U.B.S. International Commission for Bee Botany 1959–1961
Maurizio, A., Louveaux, J.Volume:
43
Language:
english
Journal:
Bee World
DOI:
10.1080/0005772x.1962.11096934
Date:
June, 1962
File:
PDF, 371 KB
english, 1962