Elio Corti. Five-toed chickens: their origin, genetics, geographical spreading and history / Elio Corti, I. G. Moiseyeva, M. N. Romanov. — с.156-170. — Электрон. текстовые дан. // Izvestia of Timiryazev - Academy: Scientific-theoretical Journal of the Russian State Agrarian University - Moscow Agricultural Academy named after K.A. Timiryazev. – 2010. – Вып. special issue. — Коллекция: Журнал «Известия ТСХА». — http://elib.timacad.ru/dl/full/17-2010-eng.pdf. - Загл. с титул. экрана. — <URL:http://elib.timacad.ru/dl/full/17-2010-eng.pdf>.
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Year 2017 | 14 | 0 | 3 | 0 | 17 |
| Year 2018 | 34 | 0 | 16 | 0 | 50 |
| Year 2019 | 26 | 0 | 23 | 0 | 49 |
| Year 2020 | 18 | 0 | 17 | 0 | 35 |
| Year 2021 | 24 | 0 | 28 | 0 | 52 |
| Year 2022 | 37 | 0 | 28 | 0 | 65 |
| Year 2023 | 26 | 0 | 28 | 0 | 54 |
| Year 2024 | 66 | 0 | 62 | 0 | 128 |
| Year 2025 | 178 | 0 | 129 | 0 | 307 |
| Year 2026 | 177 | 0 | 405 | 0 | 582 |
| Total | 600 | 0 | 739 | 0 | 1,339 |