Langourov, M., Simov, N., Abadjiev, S., 2022. The invasion continues: Hierodula tenuidentata (Mantodea), Leptoglossus occidentalis (Hemiptera) and Pelopidas thrax (Lepidoptera) already on the island of Alonnisos. — Historia naturalis bulgarica, 44 (11): 137—144. [PDF] doi:10.48027/hnb.44.112
Langourov, M., Simov, N., Abadjiev, S., 2021. Three species of butterflies new for the North Aegean Island of Lemnos (Greece). — Historia naturalis bulgarica, 42: 79—86. [PDF] doi:10.48027/hnb.42.101
Abadjiev, S., Nahirnić-Beshkova, A., 2021. Type specimens of Zygaenidae in the National Museum of Natural History, Sofia (Lepidoptera). — Historia naturalis bulgarica, 42: 9—13. [PDF] doi:10.48027/hnb.42.031
Abadjiev, S., Langourov, M., 2020. The type specimens of Papilionoidea in the collection of the National Museum of Natural History, Sofia (Lepidoptera). — Zootaxa, 4790 (3): 473—490. doi:10.11646/zootaxa.4790.3.3
Abadjiev, S., Langourov, M., 2020. Additional types of Papilionoidea from the collection of the National Museum of Natural History, Sofia (Lepidoptera). — Historia naturalis bulgarica, 41: 95—98. [PDF] doi:10.48027/hnb.41.12002
Langourov, M., Simov, N., Abadjiev, S., 2019. Notes on the distribution of some species of Lepidoptera in Kazakhstan. — Historia naturalis bulgarica, 36: 1—6. [PDF] doi:10.48027/hnb.36.01001
Abadjiev, S., 2019. Gemmological samples: rock crystal from two localities in the Rhodopes, Bulgaria. — Historia naturalis bulgarica, 38: 1—4. [PDF] doi:10.48027/hnb.38.01001
Abadjiev, S., Beshkov, S., 2018. On a small collection of Swedish Lepidoptera, kept at the National Museum of Natural History, Sofia. — Historia naturalis bulgarica, 31: 1—4. [PDF] doi:10.48027/hnb.31.01001
Abadjiev, S., 2018. Types of Balkan butterflies in the collection of Muséum national d’Histoire naturelle, Paris (Lepidoptera: Papilionoidea). — Historia naturalis bulgarica, 33: 1—12. [PDF] doi:10.48027/hnb.33.01001
Beshkov, S., Abadjiev, S., Dimitrov, D., 2015. Cydalima perspectalis (Walker, 1859) (Lepidoptera: Pyraloidea: Crambidae: Spilomelinae) — new invasive pest moth in Bulgaria. — Entomologist’s Rec. J. Var., 127: 18—22. [PDF]