Historia naturalis bulgarica is a peer-reviewed international journal published by the National Museum of Natural History, Bulgarian Academy of Sciences. Founded in 1989, the journal publishes primarily scientific contributions on mineralogy, palaeontology, botany, zoology, as well as original articles on history of natural sciences and natural history institutions. Since 2018, volume 25, the publishing is online only.
Guéorguiev, 1997 — Contribution to the study of the ground-beetle fauna of Osogovo Mountain (Bulgaria). II. Morphological and taxonomic investigations of the genus Molops Bonelli (Coleoptera: Carabidae: Pterostichini)