Основания и фундаменты. Свайные фундаменты: инженерно-геологическое обоснование, определение размеров, расчет осадок [Электронный ресурс]: методические указания / Санкт-Петербургский государственный политехнический университет; [сост. В. А. Мельников]. — Электрон. текстовые дан. (1 файл : 934 Кб). — СПб., 2012. — Загл. с титул. экрана. — Электрон. версия печ. публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый документ. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2559.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2012 | Quarter 4 | 5 | 0 | 9 | 0 | 14 |
| Year 2013 | Quarter 1 | 1 | 0 | 9 | 0 | 10 |
| Quarter 2 | 18 | 0 | 8 | 0 | 26 | |
| Quarter 3 | 17 | 0 | 9 | 0 | 26 | |
| Quarter 4 | 14 | 0 | 8 | 0 | 22 | |
| Year 2014 | Quarter 1 | 5 | 0 | 9 | 0 | 14 |
| Quarter 2 | 11 | 0 | 6 | 0 | 17 | |
| Quarter 3 | 10 | 0 | 6 | 0 | 16 | |
| Quarter 4 | 18 | 0 | 6 | 0 | 24 | |
| Year 2015 | Quarter 1 | 17 | 0 | 15 | 0 | 32 |
| Quarter 2 | 16 | 0 | 5 | 0 | 21 | |
| Quarter 3 | 20 | 0 | 8 | 0 | 28 | |
| Quarter 4 | 24 | 0 | 21 | 0 | 45 | |
| Year 2016 | Quarter 1 | 17 | 0 | 17 | 0 | 34 |
| Quarter 2 | 19 | 0 | 11 | 0 | 30 | |
| Quarter 3 | 15 | 0 | 11 | 0 | 26 | |
| Quarter 4 | 12 | 0 | 28 | 0 | 40 | |
| Year 2017 | Quarter 1 | 10 | 0 | 20 | 0 | 30 |
| Quarter 2 | 7 | 0 | 26 | 0 | 33 | |
| Quarter 3 | 7 | 0 | 42 | 0 | 49 | |
| Quarter 4 | 12 | 0 | 44 | 0 | 56 | |
| Year 2018 | Quarter 1 | 21 | 0 | 96 | 0 | 117 |
| Quarter 2 | 17 | 0 | 132 | 0 | 149 | |
| Quarter 3 | 14 | 0 | 99 | 0 | 113 | |
| Quarter 4 | 8 | 0 | 78 | 0 | 86 | |
| Year 2019 | Quarter 1 | 7 | 0 | 86 | 0 | 93 |
| Quarter 2 | 9 | 0 | 181 | 0 | 190 | |
| Quarter 3 | 12 | 0 | 88 | 0 | 100 | |
| Quarter 4 | 3 | 0 | 162 | 0 | 165 | |
| Year 2020 | Quarter 1 | 10 | 0 | 63 | 0 | 73 |
| Quarter 2 | 15 | 0 | 2 | 0 | 17 | |
| Quarter 3 | 10 | 0 | 0 | 0 | 10 | |
| Quarter 4 | 8 | 0 | 33 | 0 | 41 | |
| Year 2021 | Quarter 1 | 11 | 0 | 87 | 0 | 98 |
| Quarter 2 | 5 | 0 | 135 | 0 | 140 | |
| Quarter 3 | 10 | 0 | 110 | 0 | 120 | |
| Quarter 4 | 3 | 0 | 131 | 0 | 134 | |
| Year 2022 | Quarter 1 | 5 | 0 | 107 | 0 | 112 |
| Quarter 2 | 3 | 0 | 150 | 0 | 153 | |
| Quarter 3 | 8 | 0 | 89 | 0 | 97 | |
| Quarter 4 | 16 | 0 | 141 | 0 | 157 | |
| Year 2023 | Quarter 1 | 14 | 0 | 144 | 0 | 158 |
| Quarter 2 | 10 | 0 | 131 | 0 | 141 | |
| Quarter 3 | 5 | 0 | 80 | 0 | 85 | |
| Quarter 4 | 8 | 0 | 150 | 0 | 158 | |
| Year 2024 | Quarter 1 | 4 | 0 | 191 | 0 | 195 |
| Quarter 2 | 15 | 0 | 340 | 0 | 355 | |
| Quarter 3 | 9 | 0 | 178 | 0 | 187 | |
| Total | 535 | 0 | 3,502 | 0 | 4,037 | |