Щербина М.В. Зверохозяйства как базовый элемент пушно-мехового комплекса Российской Федерации / Щербина М.В., Андриянова Е.Д., Новиченкова М.Г. // Мир новой экономики. – 2015. – №4. — Свободный доступ из сети Интернет (чтение, печать, копирование). — <URL:http://elib.fa.ru/art2015/bv4164.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2018 | Quarter 1 | 6 | 0 | 11 | 0 | 17 |
| Quarter 2 | 7 | 0 | 8 | 0 | 15 | |
| Quarter 3 | 4 | 0 | 3 | 0 | 7 | |
| Quarter 4 | 2 | 0 | 1 | 0 | 3 | |
| Year 2019 | Quarter 1 | 5 | 0 | 4 | 0 | 9 |
| Quarter 2 | 3 | 0 | 3 | 0 | 6 | |
| Quarter 3 | 8 | 0 | 3 | 0 | 11 | |
| Quarter 4 | 9 | 0 | 6 | 0 | 15 | |
| Year 2020 | Quarter 1 | 10 | 0 | 3 | 0 | 13 |
| Quarter 2 | 12 | 0 | 5 | 0 | 17 | |
| Quarter 3 | 13 | 0 | 11 | 0 | 24 | |
| Quarter 4 | 20 | 0 | 10 | 0 | 30 | |
| Year 2021 | Quarter 1 | 22 | 0 | 3 | 0 | 25 |
| Quarter 2 | 27 | 0 | 11 | 0 | 38 | |
| Quarter 3 | 25 | 0 | 13 | 0 | 38 | |
| Quarter 4 | 39 | 0 | 11 | 0 | 50 | |
| Year 2022 | Quarter 1 | 46 | 0 | 5 | 0 | 51 |
| Quarter 2 | 59 | 0 | 9 | 0 | 68 | |
| Quarter 3 | 87 | 0 | 6 | 0 | 93 | |
| Quarter 4 | 24 | 0 | 3 | 0 | 27 | |
| Year 2023 | Quarter 1 | 21 | 0 | 5 | 0 | 26 |
| Quarter 2 | 18 | 0 | 3 | 0 | 21 | |
| Quarter 3 | 12 | 0 | 8 | 0 | 20 | |
| Quarter 4 | 13 | 0 | 8 | 0 | 21 | |
| Year 2024 | Quarter 1 | 27 | 0 | 11 | 0 | 38 |
| Quarter 2 | 52 | 0 | 27 | 0 | 79 | |
| Quarter 3 | 38 | 0 | 32 | 0 | 70 | |
| Quarter 4 | 33 | 0 | 24 | 0 | 57 | |
| Year 2025 | Quarter 1 | 31 | 0 | 36 | 0 | 67 |
| Quarter 2 | 58 | 0 | 25 | 0 | 83 | |
| Quarter 3 | 35 | 0 | 20 | 0 | 55 | |
| Quarter 4 | 62 | 0 | 50 | 0 | 112 | |
| Year 2026 | Quarter 1 | 47 | 0 | 20 | 0 | 67 |
| Total | 875 | 0 | 398 | 0 | 1,273 | |