| On the status of the leopard inTurkey, again N SPASSOV, A IGNATOV, I ACOSTA-PANKOV Cat News 64, 18-21, 2016 | 11 | 2016 |
| Long-term changes in autumn migration of selected soaring bird species at Burgas Bay, Bulgaria T Michev, L Profirov, BT Michev, LA Hristov, AL Ignatov, EH Stoynov, ... Acta Zoologica Bulgarica 70 (1), 57-68, 2018 | 9 | 2018 |
| Chilades trochylus (Freyer,[1845])(Lep.: Lycaenidae) confirmed for the Bulgaria fauna and doubt cast on earlier records of this and other species A Ignatov, P Wetton, S Beshkov The Entomologist’s Record and Journal of Variation 125 (3), 119-122, 2013 | 5 | 2013 |
| Recent and historical distribution of Little Owl (Athene noctua) in Bulgaria A Ignatov, G Popgeorgiev Airo 11, 216-222, 2021 | 4 | 2021 |
| New data on the occurrence of Panthera pardus in the Talysh Mountains, Azerbaijan (Carnivora: Felidae) N Spassov, E Askerov, I Acosta-Pankov, A Ignatov Lynx.(Praha) 50, 113-8, 2020 | 4 | 2020 |
| A new locality of Kermes oak (Quercus coccifera L.) in Bulgaria M LANGOUROV, A IGNATOV, T Baltadzhiev Historia naturalis bulgarica 20, 139-142, 2012 | 3 | 2012 |
| Modelling the Distribution of the Little Owl Athene noctua in Bulgaria A Ignatov Proceedings of the Bulgarian Academy of Sciences 76 (12), 1835–1842-1835–1842, 2023 | 1 | 2023 |
| Isabelline Shrike Lanius isabellinus: A new species to the Bulgarian avifauna/Bledi srakoper Lanius isabellinus: Nova vrsta v bolgarski avifavni A Ignatov, D Mitev, R Berkelder, P van der Poel Acrocephalus 36 (164-165), 79-82, 2015 | 1 | 2015 |
| Long-term trend and population density of the Little Owl (Athene noctua) in Bulgaria. AL IGNATOV North-Western Journal of Zoology 20 (1), 2024 | | 2024 |
| New evidence for the recent presence of the lynx, Lynx lynx (Linnaeus), in Western Stara Planina Mountains, Bulgaria N Spassov, A Ignatov, T Mihaylov Historia naturalis bulgarica 45 (3), 53-56, 2023 | | 2023 |
| New data on the status of the jungle cat (Felis chaus Schreber, 1777) in Azerbaijan N Spassov, E Askerov, A Ignatov, I Acosta-Pankov Historia naturalis bulgarica 42, 1-3, 2021 | | 2021 |
| Stylianos P. Zannetos Extremely rare case of melanistic greater flamingo Phoenicopterus roseus documented for the first time in Europe in Lake Kerkini National Park, Northern … N Spassov, A Ignatov, T Mihaylov | | |
Ilya Acosta-PankovNational Museum of Natural History - Bulgarian Academy of Science在 nmnhs.com 的电子邮件经过验证
