Boev, Z., Stallibrass, S., 2020. Avian remains from the Thracian trade settlement Pistiros (5—2 c. BC) near Vetren, Pazardzhik Province, SC Bulgaria). — Bulletin of the Natural History Museum — Plovdiv, 5: 43—47. [PDF]
Boev, Z., Milošević, S., 2020. Late Pleistocene avifauna of the Pešturina Cave (Nišava District, SE Serbia) and its implications for Late Pleistocene refugia on the Central Balkans. — Bulletin of the Natural History Museum — Plovdiv, 4: 1—14. [PDF]
Boev, Z., Gradev, G., Klisurova, H., Klisurov, I., Petrov, R., 2020. First record of the northern bald ibis Geronticus eremita (Linnaeus, 1758) in Bulgaria. — Historia naturalis bulgarica, 41: 23—26. [PDF] doi:10.48027/hnb.41.03001
Boev, Z., 2020. A new Middle Miocene Starling (Sturnidae Rafinesque, 1815) from Kardam (NE Bulgaria). — Bulletin of the Natural History Museum — Plovdiv, 5: 33—41. [PDF]
Boev, Z., 2020. A Little Dabbling Duck (Anatini Vigors, 1825 — Anseriformes Wagler, 1831) from the Late Miocene of Kremikovtsi (Bulgaria). — Bulletin of the Natural History Museum — Plovdiv, 5: 25—31. [PDF]
Boev, Z., 2020. Fossil and subfossil records and recent status of shrikes (Passeriformes: Laniidae) in Bulgaria. — Historia naturalis bulgarica, 41: 77—81. [PDF] doi:10.48027/hnb.41.10001
Boev, Z., 2020. Studen Kladenets Reservoir (CS Bulgaria), a stopover of the migratory Great White Pelicans (Pelecanus onocrotalus Linnaeus, 1758) through the Balkan Peninsula. — ZooNotes, 164: 1—4. [PDF]
Boev, Z., 2020. Chauvireria bulgarica sp. n. — an extinct Early Pleistocene small phasianid of Phasianinae Horsfield, 1821 from Bulgaria. — Historia naturalis bulgarica, 41: 55—70. [PDF] doi:10.48027/hnb.41.08001
Boev, Z., 2020. New Data on the Fauna of the Late Antiquity Northern Fortification Walls of Serdica (3rd—6th century A.D.) from Building Excavations on Exarch Joseph Street (Sofia, Bulgaria). — Bulletin of the Natural History Museum — Plovdiv, 5: 15—23. [PDF]
Boev, Z., 2020. First European Neogene record of true pheasants from Gorna Sushitsa (SW Bulgaria). — Historia naturalis bulgarica, 41: 33—39. [PDF] doi:10.48027/hnb.41.05001