Габдуллин, Павел Гарифович. Физика нанокомпозитных материалов. Сканирующая зондовая микроскопия [Электронный ресурс]: учебное пособие / П.Г. Габдуллин, З.А. Костюченко, Н.И. Поречная; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 2,42 Мб). — СПб., 2010. — Загл. с титул. экрана. — Электронная версия печатной публикации. — Свободный доступ из сети Интернет (чтение, печать). — Текстовый документ. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2761.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2012 | Quarter 4 | 0 | 0 | 3 | 0 | 3 |
| Year 2013 | Quarter 1 | 3 | 0 | 9 | 0 | 12 |
| Quarter 2 | 56 | 0 | 6 | 0 | 62 | |
| Quarter 3 | 47 | 0 | 13 | 0 | 60 | |
| Quarter 4 | 30 | 0 | 7 | 0 | 37 | |
| Year 2014 | Quarter 1 | 32 | 0 | 14 | 0 | 46 |
| Quarter 2 | 46 | 0 | 8 | 0 | 54 | |
| Quarter 3 | 34 | 0 | 9 | 0 | 43 | |
| Quarter 4 | 26 | 0 | 17 | 0 | 43 | |
| Year 2015 | Quarter 1 | 35 | 0 | 16 | 0 | 51 |
| Quarter 2 | 30 | 0 | 18 | 0 | 48 | |
| Quarter 3 | 32 | 0 | 23 | 0 | 55 | |
| Quarter 4 | 26 | 0 | 25 | 0 | 51 | |
| Year 2016 | Quarter 1 | 23 | 0 | 19 | 0 | 42 |
| Quarter 2 | 22 | 0 | 14 | 0 | 36 | |
| Quarter 3 | 24 | 0 | 8 | 0 | 32 | |
| Quarter 4 | 59 | 0 | 14 | 0 | 73 | |
| Year 2017 | Quarter 1 | 21 | 0 | 13 | 0 | 34 |
| Quarter 2 | 14 | 0 | 39 | 0 | 53 | |
| Quarter 3 | 14 | 0 | 26 | 0 | 40 | |
| Quarter 4 | 15 | 0 | 41 | 0 | 56 | |
| Year 2018 | Quarter 1 | 14 | 0 | 85 | 0 | 99 |
| Quarter 2 | 7 | 0 | 70 | 0 | 77 | |
| Quarter 3 | 15 | 0 | 67 | 0 | 82 | |
| Quarter 4 | 15 | 0 | 46 | 0 | 61 | |
| Year 2019 | Quarter 1 | 6 | 0 | 46 | 0 | 52 |
| Quarter 2 | 12 | 0 | 58 | 0 | 70 | |
| Quarter 3 | 20 | 0 | 24 | 0 | 44 | |
| Quarter 4 | 28 | 0 | 39 | 0 | 67 | |
| Year 2020 | Quarter 1 | 9 | 0 | 40 | 0 | 49 |
| Quarter 2 | 11 | 0 | 1 | 0 | 12 | |
| Quarter 3 | 17 | 0 | 0 | 0 | 17 | |
| Quarter 4 | 4 | 0 | 18 | 0 | 22 | |
| Year 2021 | Quarter 1 | 7 | 0 | 21 | 0 | 28 |
| Quarter 2 | 13 | 0 | 44 | 0 | 57 | |
| Quarter 3 | 3 | 0 | 38 | 0 | 41 | |
| Quarter 4 | 3 | 0 | 43 | 0 | 46 | |
| Year 2022 | Quarter 1 | 12 | 0 | 21 | 0 | 33 |
| Quarter 2 | 8 | 0 | 48 | 0 | 56 | |
| Quarter 3 | 4 | 0 | 21 | 0 | 25 | |
| Quarter 4 | 30 | 0 | 31 | 0 | 61 | |
| Year 2023 | Quarter 1 | 15 | 0 | 26 | 0 | 41 |
| Quarter 2 | 4 | 0 | 20 | 0 | 24 | |
| Quarter 3 | 4 | 0 | 13 | 0 | 17 | |
| Quarter 4 | 8 | 0 | 29 | 0 | 37 | |
| Year 2024 | Quarter 1 | 4 | 0 | 15 | 0 | 19 |
| Quarter 2 | 21 | 0 | 48 | 0 | 69 | |
| Quarter 3 | 10 | 0 | 48 | 0 | 58 | |
| Total | 893 | 0 | 1,302 | 0 | 2,195 | |