@book{bhlpg42258380, title = {Novapex : trimestriel de la Société belge de malacologie }, volume = {v.1 (2000)}, url = {https://www.biodiversitylibrary.org/page/42258380}, publisher = {La Société}, author = {Société belge de malacologie. }, year = {2000}, pages = {Page 4}, } @book{bhlpg42258379, title = {Novapex : trimestriel de la Société belge de malacologie }, volume = {v.1 (2000)}, url = {https://www.biodiversitylibrary.org/page/42258379}, publisher = {La Société}, author = {Société belge de malacologie. }, year = {2000}, pages = {Page 3}, } @book{bhlpg42271172, title = {Novapex : trimestriel de la Société belge de malacologie }, volume = {v.10 (2009)}, url = {https://www.biodiversitylibrary.org/page/42271172}, publisher = {La Société}, author = {Société belge de malacologie. }, year = {2009}, pages = {Page 163}, }