@misc{OPUS4-26560, title = {Gorilla journal : nr. 23 / journal de Berggorilla- \& Regenwald-Direkthilfe}, booktitle = {Gorilla journal : journal de Berggorilla-\& Regenwald-Direkthilfe}, volume = {2001}, number = {23}, type = {periodicalpart}, year = {2001}, }