Попова, Светлана Владимировна. Математическая логика [Электронный ресурс]: учебное пособие для вузов по направлению подготовки магистров "Системный анализ и управление" / С.В. Попова, И.А. Ходырев; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 1,36 Мб). — Санкт-Петербург, 2010. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать). — Текстовый документ. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2914.pdf>.
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2013 | Quarter 1 | February | 2 | 0 | 0 | 0 | 2 |
| March | 3 | 0 | 1 | 0 | 4 | ||
| Quarter 2 | April | 10 | 0 | 4 | 0 | 14 | |
| May | 12 | 0 | 0 | 0 | 12 | ||
| June | 4 | 0 | 3 | 0 | 7 | ||
| Quarter 3 | July | 6 | 0 | 3 | 0 | 9 | |
| August | 5 | 0 | 2 | 0 | 7 | ||
| September | 2 | 0 | 1 | 0 | 3 | ||
| Quarter 4 | October | 5 | 0 | 4 | 0 | 9 | |
| November | 3 | 0 | 1 | 0 | 4 | ||
| December | 4 | 0 | 2 | 0 | 6 | ||
| Year 2014 | Quarter 1 | January | 4 | 0 | 1 | 0 | 5 |
| February | 8 | 0 | 4 | 0 | 12 | ||
| March | 10 | 0 | 4 | 0 | 14 | ||
| Quarter 2 | April | 10 | 0 | 3 | 0 | 13 | |
| May | 9 | 0 | 4 | 0 | 13 | ||
| June | 6 | 0 | 1 | 0 | 7 | ||
| Quarter 3 | July | 7 | 0 | 4 | 0 | 11 | |
| August | 6 | 0 | 4 | 0 | 10 | ||
| September | 4 | 0 | 2 | 0 | 6 | ||
| Quarter 4 | October | 9 | 0 | 4 | 0 | 13 | |
| November | 4 | 0 | 1 | 0 | 5 | ||
| December | 7 | 0 | 2 | 0 | 9 | ||
| Year 2015 | Quarter 1 | January | 7 | 0 | 0 | 0 | 7 |
| February | 8 | 0 | 2 | 0 | 10 | ||
| March | 4 | 0 | 0 | 0 | 4 | ||
| Quarter 2 | April | 7 | 0 | 1 | 0 | 8 | |
| May | 5 | 0 | 2 | 0 | 7 | ||
| June | 4 | 0 | 1 | 0 | 5 | ||
| Quarter 3 | July | 6 | 0 | 2 | 0 | 8 | |
| August | 6 | 0 | 6 | 0 | 12 | ||
| September | 3 | 0 | 4 | 0 | 7 | ||
| Quarter 4 | October | 4 | 0 | 1 | 0 | 5 | |
| November | 3 | 0 | 2 | 0 | 5 | ||
| December | 1 | 0 | 3 | 0 | 4 | ||
| Year 2016 | Quarter 1 | January | 5 | 0 | 3 | 0 | 8 |
| February | 2 | 0 | 8 | 0 | 10 | ||
| March | 9 | 0 | 4 | 0 | 13 | ||
| Quarter 2 | April | 14 | 0 | 10 | 0 | 24 | |
| May | 1 | 0 | 5 | 0 | 6 | ||
| June | 10 | 0 | 3 | 0 | 13 | ||
| Quarter 3 | July | 2 | 0 | 0 | 0 | 2 | |
| August | 3 | 0 | 1 | 0 | 4 | ||
| September | 5 | 0 | 2 | 0 | 7 | ||
| Quarter 4 | October | 4 | 0 | 4 | 0 | 8 | |
| November | 8 | 0 | 2 | 0 | 10 | ||
| December | 3 | 0 | 3 | 0 | 6 | ||
| Year 2017 | Quarter 1 | January | 4 | 0 | 0 | 0 | 4 |
| February | 1 | 0 | 0 | 0 | 1 | ||
| March | 4 | 0 | 1 | 0 | 5 | ||
| Quarter 2 | April | 4 | 0 | 1 | 0 | 5 | |
| May | 4 | 0 | 3 | 0 | 7 | ||
| June | 1 | 0 | 10 | 0 | 11 | ||
| Quarter 3 | July | 6 | 0 | 10 | 0 | 16 | |
| August | 4 | 0 | 18 | 0 | 22 | ||
| September | 3 | 0 | 8 | 0 | 11 | ||
| Quarter 4 | October | 5 | 0 | 15 | 0 | 20 | |
| November | 2 | 0 | 11 | 0 | 13 | ||
| December | 4 | 0 | 23 | 0 | 27 | ||
| Year 2018 | Quarter 1 | January | 1 | 0 | 38 | 0 | 39 |
| February | 7 | 0 | 27 | 0 | 34 | ||
| March | 5 | 0 | 32 | 0 | 37 | ||
| Quarter 2 | April | 3 | 0 | 23 | 0 | 26 | |
| May | 1 | 0 | 15 | 0 | 16 | ||
| June | 2 | 0 | 54 | 0 | 56 | ||
| Quarter 3 | July | 2 | 0 | 11 | 0 | 13 | |
| August | 6 | 0 | 16 | 0 | 22 | ||
| September | 6 | 0 | 16 | 0 | 22 | ||
| Quarter 4 | October | 2 | 0 | 18 | 0 | 20 | |
| November | 2 | 0 | 15 | 0 | 17 | ||
| December | 1 | 0 | 16 | 0 | 17 | ||
| Year 2019 | Quarter 1 | January | 3 | 0 | 12 | 0 | 15 |
| February | 1 | 0 | 7 | 0 | 8 | ||
| March | 3 | 0 | 17 | 0 | 20 | ||
| Quarter 2 | April | 0 | 0 | 30 | 0 | 30 | |
| May | 3 | 0 | 16 | 0 | 19 | ||
| June | 1 | 0 | 28 | 0 | 29 | ||
| Quarter 3 | July | 1 | 0 | 13 | 0 | 14 | |
| August | 3 | 0 | 10 | 0 | 13 | ||
| September | 3 | 0 | 16 | 0 | 19 | ||
| Quarter 4 | October | 1 | 0 | 64 | 0 | 65 | |
| November | 0 | 0 | 51 | 0 | 51 | ||
| December | 0 | 0 | 64 | 0 | 64 | ||
| Year 2020 | Quarter 1 | January | 0 | 0 | 27 | 0 | 27 |
| February | 1 | 0 | 25 | 0 | 26 | ||
| March | 7 | 0 | 15 | 0 | 22 | ||
| Quarter 2 | April | 7 | 0 | 1 | 0 | 8 | |
| May | 3 | 0 | 0 | 0 | 3 | ||
| June | 2 | 0 | 0 | 0 | 2 | ||
| Quarter 3 | July | 5 | 0 | 0 | 0 | 5 | |
| August | 3 | 0 | 0 | 0 | 3 | ||
| September | 6 | 0 | 0 | 0 | 6 | ||
| Quarter 4 | October | 4 | 0 | 1 | 0 | 5 | |
| November | 4 | 0 | 8 | 0 | 12 | ||
| December | 2 | 0 | 15 | 0 | 17 | ||
| Year 2021 | Quarter 1 | January | 7 | 0 | 32 | 0 | 39 |
| February | 3 | 0 | 17 | 0 | 20 | ||
| March | 2 | 0 | 22 | 0 | 24 | ||
| Quarter 2 | April | 3 | 0 | 40 | 0 | 43 | |
| May | 3 | 0 | 25 | 0 | 28 | ||
| June | 3 | 0 | 62 | 0 | 65 | ||
| Quarter 3 | July | 3 | 0 | 42 | 0 | 45 | |
| August | 1 | 0 | 71 | 0 | 72 | ||
| September | 1 | 0 | 85 | 0 | 86 | ||
| Quarter 4 | October | 5 | 0 | 103 | 0 | 108 | |
| November | 0 | 0 | 193 | 0 | 193 | ||
| December | 3 | 0 | 170 | 0 | 173 | ||
| Year 2022 | Quarter 1 | January | 3 | 0 | 174 | 0 | 177 |
| February | 0 | 0 | 95 | 0 | 95 | ||
| March | 5 | 0 | 96 | 0 | 101 | ||
| Quarter 2 | April | 1 | 0 | 91 | 0 | 92 | |
| May | 0 | 0 | 92 | 0 | 92 | ||
| June | 2 | 0 | 140 | 0 | 142 | ||
| Quarter 3 | July | 4 | 0 | 61 | 0 | 65 | |
| August | 3 | 0 | 83 | 0 | 86 | ||
| September | 4 | 0 | 136 | 0 | 140 | ||
| Quarter 4 | October | 4 | 0 | 150 | 0 | 154 | |
| November | 4 | 0 | 167 | 0 | 171 | ||
| December | 9 | 0 | 178 | 0 | 187 | ||
| Year 2023 | Quarter 1 | January | 5 | 0 | 213 | 0 | 218 |
| February | 8 | 0 | 203 | 0 | 211 | ||
| March | 3 | 0 | 220 | 0 | 223 | ||
| Quarter 2 | April | 2 | 0 | 149 | 0 | 151 | |
| May | 4 | 0 | 207 | 0 | 211 | ||
| June | 3 | 0 | 199 | 0 | 202 | ||
| Quarter 3 | July | 4 | 0 | 123 | 0 | 127 | |
| August | 6 | 0 | 159 | 0 | 165 | ||
| September | 2 | 0 | 236 | 0 | 238 | ||
| Quarter 4 | October | 2 | 0 | 366 | 0 | 368 | |
| November | 0 | 0 | 409 | 0 | 409 | ||
| December | 7 | 0 | 398 | 0 | 405 | ||
| Year 2024 | Quarter 1 | January | 3 | 0 | 576 | 0 | 579 |
| February | 6 | 0 | 357 | 0 | 363 | ||
| March | 4 | 0 | 421 | 0 | 425 | ||
| Quarter 2 | April | 15 | 0 | 479 | 0 | 494 | |
| May | 6 | 0 | 569 | 0 | 575 | ||
| June | 5 | 0 | 492 | 0 | 497 | ||
| Quarter 3 | July | 5 | 0 | 269 | 0 | 274 | |
| August | 13 | 0 | 94 | 0 | 107 | ||
| September | 3 | 0 | 566 | 0 | 569 | ||
| Quarter 4 | October | 98 | 0 | 744 | 0 | 842 | |
| November | 8 | 0 | 721 | 0 | 729 | ||
| December | 8 | 0 | 832 | 0 | 840 | ||
| Year 2025 | Quarter 1 | January | 24 | 0 | 686 | 0 | 710 |
| February | 9 | 0 | 479 | 0 | 488 | ||
| March | 12 | 1 | 593 | 0 | 606 | ||
| Quarter 2 | April | 20 | 0 | 578 | 0 | 598 | |
| May | 19 | 0 | 652 | 0 | 671 | ||
| June | 15 | 0 | 435 | 0 | 450 | ||
| Quarter 3 | July | 13 | 0 | 84 | 0 | 97 | |
| Total | 812 | 1 | 15,759 | 0 | 16,572 | ||