The strength of fly ash concrete of experimental design / T. T. N. Nguyen, A. T. Nguyen, Q. V. Vu [et al.]. — 1 файл (443 Кб). — DOI 10.34910/MCE.109.11. — Текст: электронный // Magazine of Civil Engineering / Санкт-Петербургский политехнический университет Петра Великого. – 2022. – № 1 (109). — С. 10911. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/j22-31.pdf>.
| Period | Read | Copy | Open | Total | |||
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| Year 2022 | Quarter 1 | March | 5 | 0 | 3 | 0 | 8 |
| Quarter 2 | April | 7 | 0 | 8 | 0 | 15 | |
| May | 0 | 0 | 3 | 0 | 3 | ||
| June | 3 | 0 | 4 | 0 | 7 | ||
| Quarter 3 | July | 7 | 0 | 3 | 0 | 10 | |
| August | 8 | 0 | 1 | 0 | 9 | ||
| September | 5 | 0 | 1 | 0 | 6 | ||
| Quarter 4 | October | 4 | 0 | 1 | 0 | 5 | |
| November | 9 | 0 | 0 | 0 | 9 | ||
| December | 7 | 0 | 2 | 0 | 9 | ||
| Year 2023 | Quarter 1 | January | 2 | 0 | 2 | 0 | 4 |
| February | 2 | 0 | 1 | 0 | 3 | ||
| March | 1 | 0 | 2 | 0 | 3 | ||
| Quarter 2 | April | 1 | 0 | 4 | 0 | 5 | |
| May | 3 | 0 | 3 | 0 | 6 | ||
| June | 1 | 0 | 4 | 0 | 5 | ||
| Quarter 3 | July | 1 | 0 | 1 | 0 | 2 | |
| August | 0 | 0 | 4 | 0 | 4 | ||
| September | 1 | 0 | 5 | 0 | 6 | ||
| Quarter 4 | October | 4 | 0 | 6 | 0 | 10 | |
| November | 4 | 0 | 9 | 0 | 13 | ||
| December | 2 | 0 | 1 | 0 | 3 | ||
| Year 2024 | Quarter 1 | January | 2 | 0 | 1 | 0 | 3 |
| February | 1 | 0 | 2 | 0 | 3 | ||
| March | 0 | 0 | 1 | 0 | 1 | ||
| Quarter 2 | April | 6 | 0 | 5 | 0 | 11 | |
| May | 3 | 0 | 9 | 0 | 12 | ||
| June | 5 | 0 | 4 | 0 | 9 | ||
| Quarter 3 | July | 6 | 0 | 6 | 0 | 12 | |
| August | 1 | 0 | 5 | 0 | 6 | ||
| September | 1 | 0 | 2 | 0 | 3 | ||
| Total | 102 | 0 | 103 | 0 | 205 | ||