Синельников, Алексей Сергеевич. Сертификация, как альтернатива лицензирования строительного комплекса РФ [Электронный ресурс] / А.С. Синельников. — Электрон. текстовые дан. (1 файл : 158 Кб). — СПб., 2007. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый файл. — Adobe Acrobat Reader 6.0. — <URL:http://elib.spbstu.ru/dl/1499.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2012 | Quarter 1 | 1 | 0 | 1 | 0 | 2 |
| Quarter 2 | 5 | 0 | 2 | 0 | 7 | |
| Quarter 3 | 3 | 0 | 1 | 0 | 4 | |
| Quarter 4 | 8 | 0 | 4 | 0 | 12 | |
| Year 2013 | Quarter 1 | 6 | 0 | 4 | 0 | 10 |
| Quarter 2 | 17 | 0 | 7 | 0 | 24 | |
| Quarter 3 | 15 | 0 | 4 | 0 | 19 | |
| Quarter 4 | 15 | 0 | 2 | 0 | 17 | |
| Year 2014 | Quarter 1 | 15 | 0 | 2 | 0 | 17 |
| Quarter 2 | 15 | 0 | 6 | 0 | 21 | |
| Quarter 3 | 17 | 0 | 2 | 0 | 19 | |
| Quarter 4 | 14 | 0 | 6 | 0 | 20 | |
| Year 2015 | Quarter 1 | 26 | 0 | 4 | 0 | 30 |
| Quarter 2 | 38 | 0 | 16 | 0 | 54 | |
| Quarter 3 | 21 | 0 | 5 | 0 | 26 | |
| Quarter 4 | 22 | 0 | 7 | 0 | 29 | |
| Year 2016 | Quarter 1 | 10 | 0 | 7 | 0 | 17 |
| Quarter 2 | 18 | 0 | 10 | 0 | 28 | |
| Quarter 3 | 9 | 0 | 2 | 0 | 11 | |
| Quarter 4 | 12 | 0 | 4 | 0 | 16 | |
| Year 2017 | Quarter 1 | 9 | 0 | 3 | 0 | 12 |
| Quarter 2 | 5 | 0 | 6 | 0 | 11 | |
| Quarter 3 | 12 | 0 | 8 | 0 | 20 | |
| Quarter 4 | 7 | 0 | 4 | 0 | 11 | |
| Year 2018 | Quarter 1 | 6 | 0 | 6 | 0 | 12 |
| Quarter 2 | 8 | 0 | 8 | 0 | 16 | |
| Quarter 3 | 9 | 0 | 7 | 0 | 16 | |
| Quarter 4 | 4 | 0 | 7 | 0 | 11 | |
| Year 2019 | Quarter 1 | 6 | 0 | 6 | 0 | 12 |
| Quarter 2 | 6 | 0 | 5 | 0 | 11 | |
| Quarter 3 | 4 | 0 | 8 | 0 | 12 | |
| Quarter 4 | 1 | 0 | 2 | 0 | 3 | |
| Year 2020 | Quarter 1 | 6 | 0 | 8 | 0 | 14 |
| Quarter 2 | 8 | 0 | 0 | 0 | 8 | |
| Quarter 3 | 4 | 0 | 0 | 0 | 4 | |
| Quarter 4 | 10 | 0 | 8 | 0 | 18 | |
| Year 2021 | Quarter 1 | 6 | 0 | 4 | 0 | 10 |
| Quarter 2 | 8 | 0 | 7 | 0 | 15 | |
| Quarter 3 | 7 | 0 | 10 | 0 | 17 | |
| Quarter 4 | 3 | 0 | 5 | 0 | 8 | |
| Year 2022 | Quarter 1 | 9 | 0 | 9 | 0 | 18 |
| Quarter 2 | 1 | 0 | 7 | 0 | 8 | |
| Quarter 3 | 10 | 0 | 4 | 0 | 14 | |
| Quarter 4 | 13 | 0 | 8 | 0 | 21 | |
| Year 2023 | Quarter 1 | 4 | 0 | 12 | 0 | 16 |
| Quarter 2 | 5 | 0 | 3 | 0 | 8 | |
| Quarter 3 | 4 | 0 | 8 | 0 | 12 | |
| Quarter 4 | 5 | 0 | 8 | 0 | 13 | |
| Year 2024 | Quarter 1 | 3 | 0 | 7 | 0 | 10 |
| Quarter 2 | 11 | 0 | 10 | 0 | 21 | |
| Quarter 3 | 6 | 0 | 8 | 0 | 14 | |
| Total | 487 | 0 | 292 | 0 | 779 | |