Политехник: издание Санкт-Петербургского государственного политехнического университета. — Санкт-Петербург, 1926-.
№ 22 (2620). — Электрон. текстовые дан. (1 файл : 25,3 МБ). — Ленинград, 1980 (Санкт-Петербург, 2015). — Загл. с титул. экрана. — Цифровая копия печатной публикации 1980 года. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Газета. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/ed-1471_130012_0000544868pn_22.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2015 | Quarter 1 | 6 | 0 | 5 | 0 | 11 |
| Quarter 2 | 10 | 0 | 5 | 0 | 15 | |
| Quarter 3 | 4 | 0 | 4 | 0 | 8 | |
| Quarter 4 | 6 | 0 | 0 | 0 | 6 | |
| Year 2016 | Quarter 1 | 4 | 0 | 7 | 0 | 11 |
| Quarter 2 | 15 | 0 | 14 | 0 | 29 | |
| Quarter 3 | 5 | 0 | 0 | 0 | 5 | |
| Quarter 4 | 7 | 0 | 3 | 0 | 10 | |
| Year 2017 | Quarter 1 | 6 | 0 | 0 | 0 | 6 |
| Quarter 2 | 2 | 0 | 0 | 0 | 2 | |
| Quarter 3 | 4 | 0 | 14 | 0 | 18 | |
| Quarter 4 | 8 | 0 | 4 | 0 | 12 | |
| Year 2018 | Quarter 1 | 1 | 0 | 3 | 0 | 4 |
| Quarter 2 | 4 | 0 | 7 | 0 | 11 | |
| Quarter 3 | 3 | 0 | 3 | 0 | 6 | |
| Quarter 4 | 0 | 0 | 3 | 0 | 3 | |
| Year 2019 | Quarter 1 | 2 | 0 | 2 | 0 | 4 |
| Quarter 2 | 7 | 0 | 3 | 0 | 10 | |
| Quarter 3 | 2 | 0 | 2 | 0 | 4 | |
| Quarter 4 | 5 | 0 | 4 | 0 | 9 | |
| Year 2020 | Quarter 1 | 4 | 0 | 7 | 0 | 11 |
| Quarter 2 | 5 | 0 | 0 | 0 | 5 | |
| Quarter 3 | 4 | 0 | 0 | 0 | 4 | |
| Quarter 4 | 0 | 0 | 9 | 0 | 9 | |
| Year 2021 | Quarter 1 | 5 | 0 | 8 | 0 | 13 |
| Quarter 2 | 3 | 0 | 7 | 0 | 10 | |
| Quarter 3 | 7 | 0 | 3 | 0 | 10 | |
| Quarter 4 | 2 | 0 | 8 | 0 | 10 | |
| Year 2022 | Quarter 1 | 7 | 0 | 9 | 0 | 16 |
| Quarter 2 | 5 | 0 | 7 | 0 | 12 | |
| Quarter 3 | 6 | 0 | 8 | 0 | 14 | |
| Quarter 4 | 7 | 0 | 3 | 0 | 10 | |
| Year 2023 | Quarter 1 | 7 | 0 | 3 | 0 | 10 |
| Quarter 2 | 4 | 0 | 4 | 0 | 8 | |
| Quarter 3 | 4 | 0 | 4 | 0 | 8 | |
| Quarter 4 | 3 | 0 | 22 | 0 | 25 | |
| Year 2024 | Quarter 1 | 0 | 0 | 9 | 0 | 9 |
| Quarter 2 | 17 | 0 | 11 | 0 | 28 | |
| Quarter 3 | 7 | 0 | 18 | 0 | 25 | |
| Quarter 4 | 14 | 0 | 4 | 0 | 18 | |
| Year 2025 | Quarter 1 | 17 | 0 | 7 | 0 | 24 |
| Quarter 2 | 12 | 0 | 6 | 0 | 18 | |
| Quarter 3 | 27 | 0 | 30 | 0 | 57 | |
| Quarter 4 | 3 | 0 | 5 | 0 | 8 | |
| Total | 271 | 0 | 275 | 0 | 546 | |