Неорганическая химия: сборник задач и упражнений / Л. Н. Блинов, М. С. Гутенев, Н. И. Иванова [и др.]; Санкт-Петербургский государственный политехнический университет. — Санкт-Петербург: Изд-во Политехн. ун-та, 2009 (Санкт-Петербург, 2020). — 1 файл (3,48 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 2009 г. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/si20-436.pdf>. — DOI 10.18720/SPBPU/2/si20-436. — Текст: электронный
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2020 | Quarter 3 | September | 7 | 0 | 6 | 0 | 13 |
| Quarter 4 | October | 43 | 0 | 13 | 0 | 56 | |
| November | 11 | 0 | 8 | 0 | 19 | ||
| December | 14 | 1 | 3 | 0 | 18 | ||
| Year 2021 | Quarter 1 | January | 3 | 0 | 3 | 0 | 6 |
| February | 3 | 0 | 3 | 0 | 6 | ||
| March | 8 | 0 | 6 | 0 | 14 | ||
| Quarter 2 | April | 7 | 0 | 4 | 0 | 11 | |
| May | 2 | 0 | 0 | 0 | 2 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 31 | 1 | 29 | 0 | 61 | ||
| Quarter 4 | October | 35 | 0 | 29 | 0 | 64 | |
| November | 6 | 0 | 2 | 0 | 8 | ||
| December | 9 | 0 | 5 | 0 | 14 | ||
| Year 2022 | Quarter 1 | January | 2 | 0 | 2 | 0 | 4 |
| February | 7 | 0 | 6 | 0 | 13 | ||
| March | 29 | 0 | 12 | 0 | 41 | ||
| Quarter 2 | April | 3 | 0 | 2 | 0 | 5 | |
| May | 3 | 0 | 4 | 0 | 7 | ||
| June | 3 | 0 | 0 | 0 | 3 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 1 | 0 | 0 | 0 | 1 | ||
| September | 4 | 0 | 4 | 0 | 8 | ||
| Quarter 4 | October | 6 | 0 | 6 | 0 | 12 | |
| November | 4 | 0 | 2 | 0 | 6 | ||
| December | 3 | 0 | 1 | 0 | 4 | ||
| Year 2023 | Quarter 1 | January | 1 | 0 | 1 | 0 | 2 |
| February | 29 | 1 | 30 | 0 | 60 | ||
| March | 21 | 0 | 10 | 0 | 31 | ||
| Quarter 2 | April | 19 | 0 | 4 | 0 | 23 | |
| May | 20 | 1 | 7 | 0 | 28 | ||
| June | 1 | 0 | 1 | 0 | 2 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 1 | 0 | 10 | 0 | 11 | ||
| Quarter 4 | October | 7 | 0 | 8 | 0 | 15 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 2 | 0 | 0 | 0 | 2 | ||
| Year 2024 | Quarter 1 | January | 0 | 0 | 2 | 0 | 2 |
| February | 19 | 1 | 14 | 0 | 34 | ||
| March | 16 | 0 | 3 | 0 | 19 | ||
| Quarter 2 | April | 14 | 0 | 2 | 0 | 16 | |
| May | 5 | 0 | 0 | 0 | 5 | ||
| June | 2 | 0 | 2 | 0 | 4 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 37 | 1 | 21 | 0 | 59 | ||
| Total | 438 | 6 | 265 | 0 | 709 | ||