A critical note on the occurrence of Leptidea Billberg, 1820 species in north-west Africa (Lepidoptera: Pieridae)
Tennent, John (W. John)
Article
1993
Phegea
21
109--112
BioStor
Dutch
Antwerpen Vlaamse Vereniging voor Entomologie
BioStor: https://biostor.org/reference/184160