Лапшин, Кирилл Леонидович. Математические модели проточных частей в проектировочных газодинамических расчетах осевых тепловых турбин на ЭВМ [Электронный ресурс]: учебное пособие / К. Л. Лапшин; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 1,9 Мб). — СПб., 2013. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение). — Текстовый файл. — Adobe Acrobat Reader 6.0. — <URL:http://elib.spbstu.ru/dl/1919.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2013 | Quarter 1 | 6 | 0 | 55 | 0 | 61 |
| Quarter 2 | 44 | 1 | 31 | 0 | 76 | |
| Quarter 3 | 23 | 1 | 16 | 0 | 40 | |
| Quarter 4 | 54 | 0 | 56 | 0 | 110 | |
| Year 2014 | Quarter 1 | 78 | 1 | 124 | 0 | 203 |
| Quarter 2 | 55 | 0 | 84 | 0 | 139 | |
| Quarter 3 | 35 | 0 | 34 | 0 | 69 | |
| Quarter 4 | 31 | 0 | 77 | 0 | 108 | |
| Year 2015 | Quarter 1 | 24 | 0 | 77 | 0 | 101 |
| Quarter 2 | 43 | 0 | 64 | 0 | 107 | |
| Quarter 3 | 37 | 0 | 41 | 0 | 78 | |
| Quarter 4 | 35 | 0 | 20 | 0 | 55 | |
| Year 2016 | Quarter 1 | 42 | 0 | 43 | 0 | 85 |
| Quarter 2 | 34 | 0 | 19 | 0 | 53 | |
| Quarter 3 | 40 | 0 | 16 | 0 | 56 | |
| Quarter 4 | 53 | 0 | 52 | 0 | 105 | |
| Year 2017 | Quarter 1 | 25 | 0 | 53 | 0 | 78 |
| Quarter 2 | 14 | 0 | 32 | 0 | 46 | |
| Quarter 3 | 9 | 0 | 23 | 0 | 32 | |
| Quarter 4 | 20 | 0 | 39 | 0 | 59 | |
| Year 2018 | Quarter 1 | 19 | 0 | 84 | 0 | 103 |
| Quarter 2 | 25 | 0 | 150 | 0 | 175 | |
| Quarter 3 | 13 | 0 | 72 | 0 | 85 | |
| Quarter 4 | 20 | 0 | 42 | 0 | 62 | |
| Year 2019 | Quarter 1 | 15 | 0 | 39 | 0 | 54 |
| Quarter 2 | 23 | 0 | 55 | 0 | 78 | |
| Quarter 3 | 5 | 0 | 22 | 0 | 27 | |
| Quarter 4 | 7 | 0 | 21 | 0 | 28 | |
| Year 2020 | Quarter 1 | 8 | 0 | 43 | 0 | 51 |
| Quarter 2 | 27 | 0 | 2 | 0 | 29 | |
| Quarter 3 | 16 | 0 | 2 | 0 | 18 | |
| Quarter 4 | 11 | 0 | 21 | 0 | 32 | |
| Year 2021 | Quarter 1 | 39 | 0 | 24 | 0 | 63 |
| Quarter 2 | 11 | 0 | 33 | 0 | 44 | |
| Quarter 3 | 13 | 0 | 42 | 0 | 55 | |
| Quarter 4 | 22 | 0 | 29 | 0 | 51 | |
| Year 2022 | Quarter 1 | 20 | 1 | 20 | 0 | 41 |
| Quarter 2 | 24 | 0 | 22 | 0 | 46 | |
| Quarter 3 | 15 | 0 | 21 | 0 | 36 | |
| Quarter 4 | 52 | 0 | 47 | 0 | 99 | |
| Year 2023 | Quarter 1 | 36 | 0 | 29 | 0 | 65 |
| Quarter 2 | 30 | 0 | 22 | 0 | 52 | |
| Quarter 3 | 22 | 0 | 15 | 0 | 37 | |
| Quarter 4 | 43 | 0 | 23 | 0 | 66 | |
| Year 2024 | Quarter 1 | 24 | 0 | 21 | 0 | 45 |
| Quarter 2 | 22 | 0 | 29 | 0 | 51 | |
| Quarter 3 | 10 | 0 | 36 | 0 | 46 | |
| Quarter 4 | 25 | 0 | 27 | 0 | 52 | |
| Year 2025 | Quarter 1 | 39 | 0 | 25 | 0 | 64 |
| Quarter 2 | 35 | 0 | 37 | 0 | 72 | |
| Quarter 3 | 7 | 0 | 3 | 0 | 10 | |
| Total | 1,380 | 4 | 2,014 | 0 | 3,398 | |