Сопротивление материалов / А. С. Вольмир, Ю. П. Григорьев, В. А. Марьин, А. И. Станкевич. — Москва: Дрофа, 2007. — 591 с. — Доступ по паролю из сети Интернет (чтение). — <URL:https://ibooks.ru/reading.php?short=1&productid=340077>. — <URL:https://ibooks.ru/resize/w188/images/T/978535801283.jpg>. — Текст: электронный
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2021 | Quarter 1 | 0 | 0 | 0 | 1 | 1 |
| Quarter 2 | 0 | 0 | 0 | 9 | 9 | |
| Quarter 3 | 0 | 0 | 0 | 3 | 3 | |
| Quarter 4 | 0 | 0 | 0 | 2 | 2 | |
| Year 2022 | Quarter 1 | 0 | 0 | 0 | 2 | 2 |
| Quarter 2 | 0 | 0 | 0 | 3 | 3 | |
| Quarter 3 | 0 | 0 | 0 | 2 | 2 | |
| Quarter 4 | 0 | 0 | 0 | 2 | 2 | |
| Year 2023 | Quarter 1 | 0 | 0 | 0 | 3 | 3 |
| Quarter 2 | 0 | 0 | 0 | 9 | 9 | |
| Quarter 3 | 0 | 0 | 0 | 10 | 10 | |
| Quarter 4 | 0 | 0 | 0 | 5 | 5 | |
| Year 2024 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 6 | 6 | |
| Quarter 3 | 0 | 0 | 0 | 4 | 4 | |
| Quarter 4 | 0 | 0 | 0 | 1 | 1 | |
| Total | 0 | 0 | 0 | 62 | 62 | |