Свобода, Дмитрий Геннадьевич. — Расчет торцевых уплотнений и упорных подшипников скольжения лопастных насосов [Электронный ресурс]: учебное пособие для реализации основных профессиональных образовательных программ - подготовка кадров высшей квалификации по направлению подготовки 15.06.01 "Машиностроение" / Д. Г. Свобода, И. О. Борщев, А. А. Жарковский; Санкт-Петербургский политехнический университет Петра Великого. — Электрон. текстовые дан. (1 файл : 7,18 Мб). — Санкт-Петербург: ПОЛИТЕХ-ПРЕСС, 2019. — Загл. с титул. экрана. — Электронная копия печатной публикации 2019 г. — Доступ по паролю из сети Интернет (чтение, печать). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/i19-187.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/i19-187>.
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2019 | Quarter 2 | June | 1 | 0 | 0 | 0 | 1 |
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 1 | 1 | 0 | 0 | 2 | ||
| Quarter 4 | October | 1 | 0 | 0 | 0 | 1 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Year 2020 | Quarter 1 | January | 1 | 0 | 0 | 0 | 1 |
| February | 1 | 0 | 0 | 0 | 1 | ||
| March | 3 | 0 | 0 | 0 | 3 | ||
| Quarter 2 | April | 6 | 0 | 0 | 0 | 6 | |
| May | 4 | 0 | 0 | 0 | 4 | ||
| June | 2 | 0 | 0 | 0 | 2 | ||
| Quarter 3 | July | 6 | 0 | 0 | 0 | 6 | |
| August | 6 | 1 | 0 | 0 | 7 | ||
| September | 6 | 0 | 0 | 0 | 6 | ||
| Quarter 4 | October | 3 | 0 | 0 | 0 | 3 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Year 2021 | Quarter 1 | January | 1 | 0 | 0 | 0 | 1 |
| February | 2 | 0 | 0 | 0 | 2 | ||
| March | 1 | 1 | 0 | 0 | 2 | ||
| Quarter 2 | April | 0 | 0 | 0 | 0 | 0 | |
| May | 2 | 0 | 0 | 0 | 2 | ||
| June | 3 | 1 | 0 | 0 | 4 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 1 | 0 | 0 | 0 | 1 | ||
| September | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 4 | October | 0 | 0 | 0 | 0 | 0 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Year 2022 | Quarter 1 | January | 1 | 0 | 0 | 0 | 1 |
| February | 1 | 0 | 0 | 0 | 1 | ||
| March | 2 | 0 | 0 | 0 | 2 | ||
| Quarter 2 | April | 2 | 0 | 0 | 0 | 2 | |
| May | 2 | 1 | 0 | 0 | 3 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 1 | 1 | 0 | 0 | 2 | ||
| September | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 4 | October | 0 | 0 | 0 | 0 | 0 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 3 | 0 | 0 | 0 | 3 | ||
| Year 2023 | Quarter 1 | January | 0 | 0 | 0 | 0 | 0 |
| February | 0 | 0 | 0 | 0 | 0 | ||
| March | 4 | 2 | 0 | 0 | 6 | ||
| Quarter 2 | April | 0 | 0 | 0 | 0 | 0 | |
| May | 2 | 2 | 0 | 0 | 4 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 2 | 1 | 0 | 0 | 3 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 4 | October | 0 | 0 | 0 | 0 | 0 | |
| November | 0 | 0 | 0 | 0 | 0 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Year 2024 | Quarter 1 | January | 0 | 0 | 0 | 0 | 0 |
| February | 1 | 0 | 0 | 0 | 1 | ||
| March | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 2 | April | 2 | 0 | 0 | 0 | 2 | |
| May | 2 | 0 | 0 | 0 | 2 | ||
| June | 4 | 1 | 0 | 0 | 5 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 4 | October | 1 | 0 | 0 | 0 | 1 | |
| November | 2 | 0 | 0 | 0 | 2 | ||
| December | 0 | 0 | 0 | 0 | 0 | ||
| Total | 85 | 12 | 0 | 0 | 97 | ||