Метрология, стандартизация и сертификация [Электронный ресурс]: учебник / С. А. Любомудров [и др.]; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 5,25 Мб). — Санкт-Петербург: Изд-во Политехн. ун-та, 2016 (Санкт-Петербург, 2018). — Загл. с титул. экрана. — Доступ по паролю из сети Интернет (чтение, печать). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/s18-109.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/s18-109>. — Текст: электронный
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2018 | Quarter 3 | September | 3 | 0 | 0 | 0 | 3 |
| Quarter 4 | October | 2 | 0 | 0 | 0 | 2 | |
| November | 6 | 0 | 0 | 0 | 6 | ||
| December | 9 | 0 | 0 | 0 | 9 | ||
| Year 2019 | Quarter 1 | January | 2 | 0 | 0 | 0 | 2 |
| February | 1 | 0 | 0 | 0 | 1 | ||
| March | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 2 | April | 3 | 0 | 0 | 0 | 3 | |
| May | 0 | 0 | 0 | 0 | 0 | ||
| June | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 3 | July | 0 | 0 | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 4 | October | 3 | 0 | 0 | 0 | 3 | |
| November | 10 | 1 | 0 | 0 | 11 | ||
| December | 11 | 1 | 0 | 0 | 12 | ||
| Year 2020 | Quarter 1 | January | 10 | 0 | 0 | 0 | 10 |
| February | 2 | 0 | 0 | 0 | 2 | ||
| March | 4 | 0 | 0 | 0 | 4 | ||
| Quarter 2 | April | 22 | 2 | 0 | 0 | 24 | |
| May | 17 | 0 | 0 | 0 | 17 | ||
| June | 6 | 0 | 0 | 0 | 6 | ||
| Quarter 3 | July | 8 | 0 | 0 | 0 | 8 | |
| August | 5 | 0 | 0 | 0 | 5 | ||
| September | 11 | 0 | 0 | 0 | 11 | ||
| Quarter 4 | October | 14 | 0 | 0 | 0 | 14 | |
| November | 1 | 0 | 0 | 0 | 1 | ||
| December | 4 | 0 | 0 | 0 | 4 | ||
| Year 2021 | Quarter 1 | January | 4 | 0 | 0 | 0 | 4 |
| February | 3 | 2 | 0 | 0 | 5 | ||
| March | 4 | 0 | 0 | 0 | 4 | ||
| Quarter 2 | April | 4 | 0 | 0 | 0 | 4 | |
| May | 1 | 0 | 0 | 0 | 1 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 1 | 0 | 0 | 0 | 1 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 7 | 1 | 0 | 0 | 8 | ||
| Quarter 4 | October | 3 | 0 | 0 | 0 | 3 | |
| November | 3 | 0 | 0 | 0 | 3 | ||
| December | 3 | 0 | 0 | 0 | 3 | ||
| Year 2022 | Quarter 1 | January | 3 | 0 | 0 | 0 | 3 |
| February | 3 | 0 | 0 | 0 | 3 | ||
| March | 11 | 0 | 0 | 0 | 11 | ||
| Quarter 2 | April | 1 | 0 | 0 | 0 | 1 | |
| May | 3 | 1 | 0 | 0 | 4 | ||
| June | 1 | 0 | 0 | 0 | 1 | ||
| Quarter 3 | July | 1 | 0 | 0 | 0 | 1 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 2 | 1 | 0 | 0 | 3 | ||
| Quarter 4 | October | 4 | 0 | 0 | 0 | 4 | |
| November | 5 | 0 | 0 | 0 | 5 | ||
| December | 3 | 0 | 0 | 0 | 3 | ||
| Year 2023 | Quarter 1 | January | 0 | 0 | 0 | 0 | 0 |
| February | 3 | 0 | 0 | 0 | 3 | ||
| March | 2 | 1 | 0 | 0 | 3 | ||
| Quarter 2 | April | 2 | 0 | 0 | 0 | 2 | |
| May | 2 | 0 | 0 | 0 | 2 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 1 | 0 | 0 | 0 | 1 | |
| August | 1 | 0 | 0 | 0 | 1 | ||
| September | 7 | 2 | 0 | 0 | 9 | ||
| Quarter 4 | October | 5 | 0 | 0 | 0 | 5 | |
| November | 2 | 0 | 0 | 0 | 2 | ||
| December | 3 | 0 | 0 | 0 | 3 | ||
| Year 2024 | Quarter 1 | January | 3 | 1 | 0 | 0 | 4 |
| February | 18 | 0 | 0 | 0 | 18 | ||
| March | 10 | 1 | 0 | 0 | 11 | ||
| Quarter 2 | April | 0 | 0 | 0 | 0 | 0 | |
| May | 3 | 0 | 0 | 0 | 3 | ||
| June | 9 | 0 | 0 | 0 | 9 | ||
| Quarter 3 | July | 1 | 0 | 0 | 0 | 1 | |
| August | 0 | 0 | 0 | 0 | 0 | ||
| September | 3 | 2 | 0 | 0 | 5 | ||
| Quarter 4 | October | 5 | 1 | 0 | 0 | 6 | |
| November | 2 | 0 | 0 | 0 | 2 | ||
| December | 6 | 1 | 0 | 0 | 7 | ||
| Year 2025 | Quarter 1 | January | 4 | 1 | 0 | 0 | 5 |
| February | 5 | 0 | 0 | 0 | 5 | ||
| March | 7 | 0 | 0 | 0 | 7 | ||
| Quarter 2 | April | 2 | 1 | 0 | 0 | 3 | |
| May | 1 | 0 | 0 | 0 | 1 | ||
| June | 0 | 0 | 0 | 0 | 0 | ||
| Quarter 3 | July | 2 | 1 | 0 | 0 | 3 | |
| Total | 334 | 21 | 0 | 0 | 355 | ||