| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
Асон Т.А. Современный миграционный кризис в Европе и пути его преодоления [Электронный ресурс] // Вектор экономики. – 2019. – № 3 (http://www.vectoreconomy.ru/images/publications/2019/3/worldeconomy/Ason.pdf) — <URL:http://elib.fa.ru/art2019/bv267.pdf>.
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Year 2019 | 1 | 0 | 0 | 0 | 1 |
| Year 2020 | 0 | 0 | 1 | 0 | 1 |
| Year 2021 | 1 | 1 | 0 | 0 | 2 |
| Total | 2 | 1 | 1 | 0 | 4 |