Lanko, Aleksandr A. Express survey of basement level rooms of historic buildings on the example of St. Petersburg [Электронный ресурс]: магистерская диссертация: 08.04.01 / A. A. Lanko; Peter the Great St. Petersburg Polytechnic University, Institute of Civil Engineering ; mentor A. V. Ulybin. — Электрон. текстовые дан. (1 файл : 1,65 МБ). — Санкт-Петербург, 2016. — Загл. с титул. экрана. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — Текстовый файл. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/v16-297.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/v16-297>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2016 | Quarter 3 | 7 | 0 | 0 | 0 | 7 |
| Quarter 4 | 18 | 0 | 0 | 0 | 18 | |
| Year 2017 | Quarter 1 | 7 | 0 | 0 | 0 | 7 |
| Quarter 2 | 3 | 0 | 0 | 0 | 3 | |
| Quarter 3 | 9 | 0 | 0 | 0 | 9 | |
| Quarter 4 | 5 | 0 | 0 | 0 | 5 | |
| Year 2018 | Quarter 1 | 7 | 0 | 0 | 0 | 7 |
| Quarter 2 | 6 | 0 | 0 | 0 | 6 | |
| Quarter 3 | 6 | 0 | 0 | 0 | 6 | |
| Quarter 4 | 3 | 0 | 0 | 0 | 3 | |
| Year 2019 | Quarter 1 | 6 | 0 | 0 | 0 | 6 |
| Quarter 2 | 3 | 0 | 0 | 0 | 3 | |
| Quarter 3 | 5 | 0 | 0 | 0 | 5 | |
| Quarter 4 | 2 | 0 | 0 | 0 | 2 | |
| Year 2020 | Quarter 1 | 6 | 0 | 0 | 0 | 6 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Total | 93 | 0 | 0 | 0 | 93 | |