Годунов, С. К. Уравнения математической физики: курс лекций / С. К. Годунов. — Изд. 2-е, испр. и доп. — Москва: Наука, 1979. — 392 с.: ил. — Доступ по паролю из сети Интернет (чтение). — <URL:https://biblioclub.ru/index.php?page=book&id=468173>. — Текст: электронный
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2021 | Quarter 4 | 0 | 0 | 0 | 1 | 1 |
| Year 2022 | Quarter 1 | 0 | 0 | 0 | 2 | 2 |
| Quarter 2 | 0 | 0 | 0 | 2 | 2 | |
| Quarter 3 | 0 | 0 | 0 | 4 | 4 | |
| Quarter 4 | 0 | 0 | 0 | 4 | 4 | |
| Year 2023 | Quarter 1 | 0 | 0 | 0 | 5 | 5 |
| Quarter 2 | 0 | 0 | 0 | 3 | 3 | |
| Quarter 3 | 0 | 0 | 0 | 2 | 2 | |
| Quarter 4 | 0 | 0 | 0 | 3 | 3 | |
| Year 2024 | Quarter 1 | 0 | 0 | 0 | 1 | 1 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 14 | 14 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Total | 0 | 0 | 0 | 41 | 41 | |