Давыдов, Владимир Григорьевич. Система супервизорного управления Vijeo Citect. Базовый курс [Электронный ресурс]: учебное пособие / В. Г. Давыдов; Санкт-Петербургский государственный политехнический университет. — Электрон. дан. (2 файла : 1,71 Гб; 13,4 Мб). — Санкт-Петербург, 2011. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — WinRAR 3.92. — <URL:http://elib.spbstu.ru/dl/2/2140.zip>. — <URL:http://elib.spbstu.ru/dl/2/2140.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2013 | Quarter 4 | 0 | 0 | 2 | 0 | 2 |
| Year 2014 | Quarter 1 | 0 | 0 | 2 | 0 | 2 |
| Quarter 2 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 3 | 0 | 0 | 9 | 0 | 9 | |
| Quarter 4 | 0 | 0 | 14 | 0 | 14 | |
| Year 2015 | Quarter 1 | 0 | 0 | 5 | 0 | 5 |
| Quarter 2 | 0 | 0 | 9 | 0 | 9 | |
| Quarter 3 | 0 | 0 | 7 | 0 | 7 | |
| Quarter 4 | 0 | 0 | 2 | 0 | 2 | |
| Year 2016 | Quarter 1 | 0 | 0 | 4 | 0 | 4 |
| Quarter 2 | 0 | 0 | 5 | 0 | 5 | |
| Quarter 3 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2017 | Quarter 1 | 0 | 0 | 1 | 0 | 1 |
| Quarter 2 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 3 | 0 | 0 | 6 | 0 | 6 | |
| Quarter 4 | 0 | 0 | 2 | 0 | 2 | |
| Year 2018 | Quarter 1 | 0 | 0 | 6 | 0 | 6 |
| Quarter 2 | 0 | 0 | 12 | 0 | 12 | |
| Quarter 3 | 0 | 0 | 7 | 0 | 7 | |
| Quarter 4 | 0 | 0 | 3 | 0 | 3 | |
| Year 2019 | Quarter 1 | 0 | 0 | 6 | 0 | 6 |
| Quarter 2 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 3 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 4 | 0 | 0 | 2 | 0 | 2 | |
| Year 2020 | Quarter 1 | 0 | 0 | 3 | 0 | 3 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 4 | 0 | 0 | 16 | 0 | 16 | |
| Year 2021 | Quarter 1 | 0 | 0 | 7 | 0 | 7 |
| Quarter 2 | 0 | 0 | 29 | 0 | 29 | |
| Quarter 3 | 0 | 0 | 20 | 0 | 20 | |
| Quarter 4 | 0 | 0 | 8 | 0 | 8 | |
| Year 2022 | Quarter 1 | 0 | 0 | 12 | 0 | 12 |
| Quarter 2 | 0 | 0 | 10 | 0 | 10 | |
| Quarter 3 | 0 | 0 | 8 | 0 | 8 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2023 | Quarter 1 | 0 | 0 | 6 | 0 | 6 |
| Quarter 2 | 0 | 0 | 6 | 0 | 6 | |
| Quarter 3 | 0 | 0 | 4 | 0 | 4 | |
| Quarter 4 | 0 | 0 | 7 | 0 | 7 | |
| Year 2024 | Quarter 1 | 0 | 0 | 7 | 0 | 7 |
| Quarter 2 | 0 | 0 | 13 | 0 | 13 | |
| Quarter 3 | 0 | 0 | 12 | 0 | 12 | |
| Quarter 4 | 0 | 0 | 10 | 0 | 10 | |
| Year 2025 | Quarter 1 | 0 | 0 | 5 | 0 | 5 |
| Quarter 2 | 0 | 0 | 7 | 0 | 7 | |
| Quarter 3 | 0 | 0 | 34 | 0 | 34 | |
| Quarter 4 | 0 | 0 | 5 | 0 | 5 | |
| Total | 0 | 0 | 351 | 0 | 351 | |