Вдовина, Елена Константиновна. Problems of international economic relations [Электронный ресурс] = Проблемы международных экономических отношений: курс на английском языке / Е.К. Вдовина; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 1,16 Мб). — Санкт-Петербург, 2013. — Загл. с титул. экрана. — Рез. на англ. и рус. яз. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — Текстовый документ. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/3411.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2013 | Quarter 3 | 1 | 0 | 0 | 0 | 1 |
| Quarter 4 | 10 | 0 | 2 | 0 | 12 | |
| Year 2014 | Quarter 1 | 2 | 0 | 4 | 0 | 6 |
| Quarter 2 | 3 | 0 | 4 | 0 | 7 | |
| Quarter 3 | 2 | 0 | 2 | 0 | 4 | |
| Quarter 4 | 0 | 0 | 1 | 0 | 1 | |
| Year 2015 | Quarter 1 | 0 | 0 | 1 | 0 | 1 |
| Quarter 2 | 2 | 0 | 5 | 0 | 7 | |
| Quarter 3 | 4 | 0 | 10 | 0 | 14 | |
| Quarter 4 | 1 | 0 | 7 | 0 | 8 | |
| Year 2016 | Quarter 1 | 1 | 0 | 1 | 0 | 2 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 1 | 0 | 2 | 0 | 3 | |
| 2017 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2018 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 1 | 0 | 0 | 0 | 1 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2019 | Quarter 1 | 0 | 0 | 1 | 0 | 1 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2020 | Quarter 1 | 1 | 0 | 2 | 0 | 3 |
| Quarter 2 | 0 | 0 | 1 | 0 | 1 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2021 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 1 | 0 | 1 | 0 | 2 | |
| Quarter 4 | 2 | 0 | 0 | 0 | 2 | |
| Year 2022 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 1 | 0 | 1 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2023 | Quarter 1 | 1 | 0 | 0 | 0 | 1 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 1 | 0 | 0 | 0 | 1 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| 2024 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2025 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Total | 34 | 0 | 47 | 0 | 81 | |