@book{bhlpg54708405, title = {Bollettino malacologico }, volume = {Suppl.3 (1993)}, url = {https://www.biodiversitylibrary.org/page/54708405}, publisher = {Unione malacologica italiana}, author = {Società italiana di malacologia. }, year = {1993}, pages = {Page 810}, } @book{bhlpg42368499, title = {Revista de la Academia Canaria de Ciencias }, volume = {v.16:no.4 (2004)}, url = {https://www.biodiversitylibrary.org/page/42368499}, publisher = {Academia Canaria de Ciencias}, author = {Academia Canaria de Ciencias. }, year = {2004}, pages = {Page 173}, }