Давыдов, Владимир Григорьевич. — Система супервизорного управления Vijeo Citect. Базовый курс [Электронный ресурс]: учебное пособие / В. Г. Давыдов; Санкт-Петербургский государственный политехнический университет. — Электрон. дан. — Санкт-Петербург, 2009. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Доступ по паролю автора. — Текстовый файл, самораспаковывающийся архив файлов. — Adobe Acrobat Reader 6.0, WinRAR 3.92. — <URL:http://elib.spbstu.ru/dl/2/2016.pdf>. — <URL:http://elib.spbstu.ru/dl/2/2016.zip>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2013 | Quarter 4 | 0 | 0 | 5 | 0 | 5 |
| Year 2014 | Quarter 1 | 0 | 0 | 2 | 0 | 2 |
| Quarter 2 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 3 | 0 | 0 | 2 | 0 | 2 | |
| Quarter 4 | 0 | 0 | 9 | 0 | 9 | |
| Year 2015 | Quarter 1 | 0 | 0 | 4 | 0 | 4 |
| Quarter 2 | 0 | 0 | 6 | 0 | 6 | |
| Quarter 3 | 0 | 0 | 6 | 0 | 6 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2016 | Quarter 1 | 0 | 0 | 4 | 0 | 4 |
| Quarter 2 | 0 | 0 | 1 | 0 | 1 | |
| Quarter 3 | 0 | 0 | 3 | 0 | 3 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2017 | Quarter 1 | 0 | 0 | 1 | 0 | 1 |
| Quarter 2 | 0 | 0 | 6 | 0 | 6 | |
| Quarter 3 | 0 | 0 | 4 | 0 | 4 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2018 | Quarter 1 | 0 | 0 | 1 | 0 | 1 |
| Quarter 2 | 0 | 0 | 8 | 0 | 8 | |
| Quarter 3 | 0 | 0 | 7 | 0 | 7 | |
| Quarter 4 | 0 | 0 | 4 | 0 | 4 | |
| Year 2019 | Quarter 1 | 0 | 0 | 5 | 0 | 5 |
| Quarter 2 | 0 | 0 | 4 | 0 | 4 | |
| Quarter 3 | 0 | 0 | 5 | 0 | 5 | |
| 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 | 11 | 0 | 11 | |
| Year 2021 | Quarter 1 | 0 | 0 | 7 | 0 | 7 |
| Quarter 2 | 0 | 0 | 11 | 0 | 11 | |
| Quarter 3 | 0 | 0 | 7 | 0 | 7 | |
| Quarter 4 | 0 | 0 | 7 | 0 | 7 | |
| Year 2022 | Quarter 1 | 0 | 0 | 12 | 0 | 12 |
| Quarter 2 | 0 | 0 | 10 | 0 | 10 | |
| Quarter 3 | 0 | 0 | 14 | 0 | 14 | |
| Quarter 4 | 0 | 0 | 2 | 0 | 2 | |
| Year 2023 | Quarter 1 | 0 | 0 | 7 | 0 | 7 |
| Quarter 2 | 0 | 0 | 1 | 0 | 1 | |
| Quarter 3 | 0 | 0 | 3 | 0 | 3 | |
| Quarter 4 | 0 | 0 | 8 | 0 | 8 | |
| Year 2024 | Quarter 1 | 0 | 0 | 3 | 0 | 3 |
| Quarter 2 | 0 | 0 | 8 | 0 | 8 | |
| Quarter 3 | 0 | 0 | 8 | 0 | 8 | |
| Quarter 4 | 0 | 0 | 2 | 0 | 2 | |
| Year 2025 | Quarter 1 | 0 | 0 | 2 | 0 | 2 |
| Quarter 2 | 0 | 0 | 24 | 0 | 24 | |
| Total | 0 | 0 | 253 | 0 | 253 | |