Политехнический институт в годы блокады и эвакуации / Санкт-Петербургский государственный технический университет; [редакционная коллегия: Ю. С. Васильев [и др.]. — Санкт-Петербург: Изд-во СПбГТУ, 1997 (Санкт-Петербург, 2021). — 1 файл (11,00 Мб). — Загл. с титул. экрана. — К 100-летию со дня основания СПбГТУ. — Цифровая копия печатной публикации 1997 г. — Доступ по паролю из сети Интернет (чтение). — <URL:http://elib.spbstu.ru/dl/2/si21-884.pdf>. — DOI 10.18720/SPBPU/2/si21-884. — Текст: электронный
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2021 | Quarter 1 | March | 1 | 0 | 1 | 0 | 2 |
| Quarter 2 | April | 0 | 0 | 0 | 0 | 0 | |
| May | 0 | 0 | 2 | 0 | 2 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 1 | 0 | 5 | 0 | 6 | ||
| Quarter 4 | October | 0 | 0 | 0 | 0 | 0 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 1 | 0 | 1 | ||
| Year 2022 | Quarter 1 | January | 1 | 0 | 0 | 0 | 1 |
| February | 0 | 0 | 0 | 0 | 0 | ||
| March | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 2 | April | 0 | 0 | 0 | 0 | 0 | |
| May | 1 | 0 | 0 | 0 | 1 | ||
| June | 0 | 0 | 1 | 0 | 1 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 0 | 0 | 1 | 0 | 1 | ||
| Quarter 4 | October | 0 | 0 | 0 | 0 | 0 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Year 2023 | Quarter 1 | January | 0 | 0 | 0 | 0 | 0 |
| February | 1 | 1 | 0 | 0 | 2 | ||
| March | 8 | 0 | 2 | 0 | 10 | ||
| Quarter 2 | April | 4 | 0 | 3 | 0 | 7 | |
| May | 3 | 0 | 1 | 0 | 4 | ||
| June | 4 | 0 | 0 | 0 | 4 | ||
| Quarter 3 | July | 2 | 0 | 0 | 0 | 2 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 2 | 0 | 0 | 0 | 2 | ||
| Quarter 4 | October | 1 | 0 | 0 | 0 | 1 | |
| November | 1 | 0 | 0 | 0 | 1 | ||
| December | 1 | 0 | 0 | 0 | 1 | ||
| Year 2024 | Quarter 1 | January | 4 | 0 | 0 | 0 | 4 |
| February | 0 | 0 | 0 | 0 | 0 | ||
| March | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 2 | April | 19 | 0 | 0 | 0 | 19 | |
| May | 0 | 0 | 0 | 0 | 0 | ||
| June | 6 | 0 | 0 | 0 | 6 | ||
| Quarter 3 | July | 2 | 0 | 0 | 0 | 2 | |
| August | 1 | 0 | 0 | 0 | 1 | ||
| September | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 4 | October | 1 | 0 | 0 | 0 | 1 | |
| November | 1 | 0 | 0 | 0 | 1 | ||
| December | 3 | 0 | 0 | 0 | 3 | ||
| Year 2025 | Quarter 1 | January | 3 | 0 | 0 | 0 | 3 |
| February | 3 | 0 | 0 | 0 | 3 | ||
| March | 12 | 0 | 0 | 0 | 12 | ||
| Quarter 2 | April | 3 | 0 | 0 | 0 | 3 | |
| May | 2 | 0 | 0 | 0 | 2 | ||
| June | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| Total | 93 | 1 | 17 | 0 | 111 | ||