Прошин, Владимир Иванович. Метрология, стандартизация и сертификация: методы обработки результатов измерений [Электронный ресурс]: учебное пособие / В. И. Прошин, В. Г. Сидоров; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 1,47 Мб). — СПб., 2007. — Загл. с титул. экрана. — Электронная версия печатной публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый документ. — Adobe Acrobat Reader 6.0. — <URL:http://elib.spbstu.ru/dl/2381.pdf>.
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2012 | Quarter 4 | October | 1 | 0 | 1 | 0 | 2 |
| November | 4 | 0 | 8 | 0 | 12 | ||
| December | 5 | 0 | 17 | 0 | 22 | ||
| Year 2013 | Quarter 1 | January | 2 | 0 | 39 | 0 | 41 |
| February | 0 | 0 | 58 | 0 | 58 | ||
| March | 4 | 0 | 7 | 0 | 11 | ||
| Quarter 2 | April | 17 | 0 | 10 | 0 | 27 | |
| May | 25 | 0 | 16 | 0 | 41 | ||
| June | 21 | 0 | 10 | 0 | 31 | ||
| Quarter 3 | July | 12 | 0 | 6 | 0 | 18 | |
| August | 7 | 0 | 1 | 0 | 8 | ||
| September | 9 | 0 | 2 | 0 | 11 | ||
| Quarter 4 | October | 3 | 0 | 3 | 0 | 6 | |
| November | 6 | 0 | 5 | 0 | 11 | ||
| December | 10 | 0 | 2 | 0 | 12 | ||
| Year 2014 | Quarter 1 | January | 9 | 0 | 5 | 0 | 14 |
| February | 14 | 0 | 6 | 0 | 20 | ||
| March | 9 | 0 | 4 | 0 | 13 | ||
| Quarter 2 | April | 5 | 0 | 3 | 0 | 8 | |
| May | 8 | 0 | 7 | 0 | 15 | ||
| June | 8 | 0 | 5 | 0 | 13 | ||
| Quarter 3 | July | 6 | 0 | 8 | 0 | 14 | |
| August | 6 | 0 | 4 | 0 | 10 | ||
| September | 8 | 0 | 4 | 0 | 12 | ||
| Quarter 4 | October | 16 | 0 | 9 | 0 | 25 | |
| November | 10 | 0 | 8 | 0 | 18 | ||
| December | 38 | 0 | 42 | 0 | 80 | ||
| Year 2015 | Quarter 1 | January | 15 | 0 | 13 | 0 | 28 |
| February | 22 | 0 | 9 | 0 | 31 | ||
| March | 16 | 0 | 10 | 0 | 26 | ||
| Quarter 2 | April | 13 | 0 | 4 | 0 | 17 | |
| May | 19 | 0 | 4 | 0 | 23 | ||
| June | 23 | 0 | 5 | 0 | 28 | ||
| Quarter 3 | July | 22 | 0 | 7 | 0 | 29 | |
| August | 10 | 0 | 6 | 0 | 16 | ||
| September | 16 | 0 | 5 | 0 | 21 | ||
| Quarter 4 | October | 10 | 0 | 4 | 0 | 14 | |
| November | 10 | 0 | 10 | 0 | 20 | ||
| December | 10 | 0 | 10 | 0 | 20 | ||
| Year 2016 | Quarter 1 | January | 14 | 0 | 9 | 0 | 23 |
| February | 23 | 0 | 9 | 0 | 32 | ||
| March | 26 | 0 | 23 | 0 | 49 | ||
| Quarter 2 | April | 25 | 0 | 18 | 0 | 43 | |
| May | 8 | 0 | 7 | 0 | 15 | ||
| June | 18 | 0 | 10 | 0 | 28 | ||
| Quarter 3 | July | 9 | 0 | 8 | 0 | 17 | |
| August | 8 | 0 | 6 | 0 | 14 | ||
| September | 18 | 0 | 8 | 0 | 26 | ||
| Quarter 4 | October | 17 | 0 | 7 | 0 | 24 | |
| November | 7 | 0 | 21 | 0 | 28 | ||
| December | 32 | 0 | 54 | 0 | 86 | ||
| Year 2017 | Quarter 1 | January | 16 | 0 | 26 | 0 | 42 |
| February | 2 | 0 | 5 | 0 | 7 | ||
| March | 12 | 0 | 25 | 0 | 37 | ||
| Quarter 2 | April | 6 | 0 | 20 | 0 | 26 | |
| May | 10 | 0 | 29 | 0 | 39 | ||
| June | 11 | 0 | 51 | 0 | 62 | ||
| Quarter 3 | July | 6 | 0 | 22 | 0 | 28 | |
| August | 11 | 0 | 31 | 0 | 42 | ||
| September | 6 | 0 | 51 | 0 | 57 | ||
| Quarter 4 | October | 11 | 0 | 72 | 0 | 83 | |
| November | 7 | 0 | 98 | 0 | 105 | ||
| December | 14 | 0 | 171 | 0 | 185 | ||
| Year 2018 | Quarter 1 | January | 5 | 0 | 91 | 0 | 96 |
| February | 15 | 0 | 103 | 0 | 118 | ||
| March | 11 | 0 | 135 | 0 | 146 | ||
| Quarter 2 | April | 7 | 0 | 142 | 0 | 149 | |
| May | 5 | 0 | 163 | 0 | 168 | ||
| June | 4 | 0 | 167 | 0 | 171 | ||
| Quarter 3 | July | 5 | 0 | 68 | 0 | 73 | |
| August | 6 | 0 | 61 | 0 | 67 | ||
| September | 10 | 0 | 68 | 0 | 78 | ||
| Quarter 4 | October | 12 | 0 | 57 | 0 | 69 | |
| November | 6 | 0 | 51 | 0 | 57 | ||
| December | 6 | 0 | 64 | 0 | 70 | ||
| Year 2019 | Quarter 1 | January | 5 | 0 | 58 | 0 | 63 |
| February | 3 | 0 | 59 | 0 | 62 | ||
| March | 4 | 0 | 77 | 0 | 81 | ||
| Quarter 2 | April | 4 | 0 | 88 | 0 | 92 | |
| May | 4 | 0 | 72 | 0 | 76 | ||
| June | 5 | 0 | 67 | 0 | 72 | ||
| Quarter 3 | July | 21 | 0 | 23 | 0 | 44 | |
| August | 7 | 0 | 42 | 0 | 49 | ||
| September | 5 | 0 | 61 | 0 | 66 | ||
| Quarter 4 | October | 3 | 0 | 96 | 0 | 99 | |
| November | 3 | 0 | 125 | 0 | 128 | ||
| December | 3 | 0 | 109 | 0 | 112 | ||
| Year 2020 | Quarter 1 | January | 1 | 0 | 26 | 0 | 27 |
| February | 3 | 0 | 28 | 0 | 31 | ||
| March | 10 | 0 | 17 | 0 | 27 | ||
| Quarter 2 | April | 10 | 0 | 0 | 0 | 10 | |
| May | 6 | 0 | 1 | 0 | 7 | ||
| June | 5 | 0 | 0 | 0 | 5 | ||
| Quarter 3 | July | 8 | 0 | 1 | 0 | 9 | |
| August | 4 | 0 | 0 | 0 | 4 | ||
| September | 0 | 0 | 1 | 0 | 1 | ||
| Quarter 4 | October | 4 | 0 | 1 | 0 | 5 | |
| November | 3 | 0 | 19 | 0 | 22 | ||
| December | 1 | 0 | 35 | 0 | 36 | ||
| Year 2021 | Quarter 1 | January | 2 | 0 | 35 | 0 | 37 |
| February | 1 | 0 | 39 | 0 | 40 | ||
| March | 4 | 0 | 45 | 0 | 49 | ||
| Quarter 2 | April | 4 | 0 | 60 | 0 | 64 | |
| May | 1 | 0 | 34 | 0 | 35 | ||
| June | 1 | 0 | 47 | 0 | 48 | ||
| Quarter 3 | July | 3 | 0 | 14 | 0 | 17 | |
| August | 0 | 0 | 23 | 0 | 23 | ||
| September | 4 | 0 | 27 | 0 | 31 | ||
| Quarter 4 | October | 5 | 0 | 34 | 0 | 39 | |
| November | 2 | 0 | 61 | 0 | 63 | ||
| December | 7 | 0 | 61 | 0 | 68 | ||
| Year 2022 | Quarter 1 | January | 5 | 0 | 60 | 0 | 65 |
| February | 2 | 0 | 51 | 0 | 53 | ||
| March | 3 | 1 | 48 | 0 | 52 | ||
| Quarter 2 | April | 2 | 0 | 42 | 0 | 44 | |
| May | 2 | 0 | 68 | 0 | 70 | ||
| June | 3 | 0 | 70 | 0 | 73 | ||
| Quarter 3 | July | 5 | 0 | 30 | 0 | 35 | |
| August | 6 | 0 | 37 | 0 | 43 | ||
| September | 1 | 0 | 69 | 0 | 70 | ||
| Quarter 4 | October | 4 | 0 | 63 | 0 | 67 | |
| November | 5 | 0 | 75 | 0 | 80 | ||
| December | 6 | 0 | 71 | 0 | 77 | ||
| Year 2023 | Quarter 1 | January | 0 | 0 | 44 | 0 | 44 |
| February | 3 | 0 | 43 | 0 | 46 | ||
| March | 1 | 0 | 53 | 0 | 54 | ||
| Quarter 2 | April | 6 | 0 | 49 | 0 | 55 | |
| May | 3 | 0 | 34 | 0 | 37 | ||
| June | 3 | 0 | 34 | 0 | 37 | ||
| Quarter 3 | July | 3 | 0 | 24 | 0 | 27 | |
| August | 1 | 0 | 17 | 0 | 18 | ||
| September | 0 | 0 | 24 | 0 | 24 | ||
| Quarter 4 | October | 2 | 0 | 30 | 0 | 32 | |
| November | 2 | 0 | 65 | 0 | 67 | ||
| December | 7 | 0 | 56 | 0 | 63 | ||
| Year 2024 | Quarter 1 | January | 1 | 0 | 34 | 0 | 35 |
| February | 2 | 0 | 27 | 0 | 29 | ||
| March | 1 | 0 | 52 | 0 | 53 | ||
| Quarter 2 | April | 10 | 0 | 73 | 0 | 83 | |
| May | 4 | 0 | 63 | 0 | 67 | ||
| June | 5 | 0 | 69 | 0 | 74 | ||
| Quarter 3 | July | 3 | 0 | 43 | 0 | 46 | |
| August | 2 | 0 | 30 | 0 | 32 | ||
| September | 0 | 0 | 37 | 0 | 37 | ||
| Total | 1,117 | 1 | 5,399 | 0 | 6,517 | ||