Иванова, Наталия Сергеевна. Контрольные задания по начертательной геометрии. Позиционные задачи [Электронный ресурс]: методическое пособие / Н.С. Иванова, И.С. Смирнова; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 192 Кб). — СПб., 2004. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader. — <URL:http://elib.spbstu.ru/dl/665.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2014 | Quarter 1 | 3 | 0 | 0 | 0 | 3 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 2 | 0 | 2 | 0 | 4 | |
| Year 2015 | Quarter 1 | 14 | 0 | 6 | 0 | 20 |
| Quarter 2 | 16 | 0 | 10 | 0 | 26 | |
| Quarter 3 | 9 | 0 | 3 | 0 | 12 | |
| Quarter 4 | 20 | 0 | 9 | 0 | 29 | |
| Year 2016 | Quarter 1 | 19 | 0 | 4 | 0 | 23 |
| Quarter 2 | 20 | 0 | 7 | 0 | 27 | |
| Quarter 3 | 20 | 0 | 17 | 0 | 37 | |
| Quarter 4 | 231 | 1 | 71 | 0 | 303 | |
| Year 2017 | Quarter 1 | 44 | 0 | 3 | 0 | 47 |
| Quarter 2 | 30 | 0 | 3 | 0 | 33 | |
| Quarter 3 | 24 | 0 | 17 | 0 | 41 | |
| Quarter 4 | 40 | 0 | 18 | 0 | 58 | |
| Year 2018 | Quarter 1 | 39 | 0 | 12 | 0 | 51 |
| Quarter 2 | 28 | 0 | 4 | 0 | 32 | |
| Quarter 3 | 46 | 0 | 21 | 0 | 67 | |
| Quarter 4 | 119 | 0 | 29 | 0 | 148 | |
| Year 2019 | Quarter 1 | 58 | 0 | 13 | 0 | 71 |
| Quarter 2 | 14 | 0 | 5 | 0 | 19 | |
| Quarter 3 | 64 | 0 | 21 | 0 | 85 | |
| Quarter 4 | 112 | 0 | 89 | 0 | 201 | |
| Year 2020 | Quarter 1 | 47 | 0 | 19 | 0 | 66 |
| Quarter 2 | 32 | 0 | 1 | 0 | 33 | |
| Quarter 3 | 36 | 0 | 12 | 0 | 48 | |
| Quarter 4 | 52 | 0 | 18 | 0 | 70 | |
| Year 2021 | Quarter 1 | 20 | 0 | 6 | 0 | 26 |
| Quarter 2 | 10 | 0 | 7 | 0 | 17 | |
| Quarter 3 | 55 | 3 | 18 | 0 | 76 | |
| Quarter 4 | 49 | 0 | 15 | 0 | 64 | |
| Year 2022 | Quarter 1 | 13 | 0 | 11 | 0 | 24 |
| Quarter 2 | 14 | 0 | 12 | 0 | 26 | |
| Quarter 3 | 16 | 0 | 26 | 0 | 42 | |
| Quarter 4 | 35 | 0 | 9 | 0 | 44 | |
| Year 2023 | Quarter 1 | 14 | 0 | 8 | 0 | 22 |
| Quarter 2 | 11 | 0 | 11 | 0 | 22 | |
| Quarter 3 | 13 | 0 | 14 | 0 | 27 | |
| Quarter 4 | 18 | 0 | 17 | 0 | 35 | |
| Year 2024 | Quarter 1 | 8 | 0 | 8 | 0 | 16 |
| Quarter 2 | 11 | 0 | 16 | 0 | 27 | |
| Quarter 3 | 19 | 0 | 26 | 0 | 45 | |
| Quarter 4 | 24 | 0 | 25 | 0 | 49 | |
| Year 2025 | Quarter 1 | 32 | 0 | 16 | 0 | 48 |
| Quarter 2 | 22 | 0 | 13 | 0 | 35 | |
| Quarter 3 | 1 | 0 | 1 | 0 | 2 | |
| Total | 1,524 | 4 | 673 | 0 | 2,201 | |