Прокопенко, Анастасия Николаевна. Исследование зависимости коэффициента сдвига от параметров сечения стержня [Электронный ресурс]: магистерская диссертация: 01.04.03 / А. Н. Прокопенко; Санкт-Петербургский политехнический университет Петра Великого, Институт прикладной математики и механики ; науч. рук. Е. А. Иванова. — Электрон. текстовые дан. (1 файл : 0,92 Мб). — Санкт-Петербург, 2017. — Загл. с титул. экрана. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/v17-6879.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/v17-6879>.
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2017
|
Quarter 4
|
December
|
18
|
0
|
9
|
0
|
27
|
|
Year 2018
|
Quarter 1
|
January
|
5
|
0
|
7
|
0
|
12
|
|
February
|
2
|
0
|
9
|
0
|
11
|
|
March
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 2
|
April
|
4
|
0
|
1
|
0
|
5
|
|
May
|
3
|
0
|
0
|
0
|
3
|
|
June
|
1
|
0
|
7
|
0
|
8
|
|
Quarter 3
|
July
|
0
|
0
|
1
|
0
|
1
|
|
August
|
4
|
0
|
15
|
0
|
19
|
|
September
|
10
|
0
|
3
|
0
|
13
|
|
Quarter 4
|
October
|
0
|
0
|
1
|
0
|
1
|
|
November
|
2
|
0
|
2
|
0
|
4
|
|
December
|
0
|
0
|
4
|
0
|
4
|
|
Year 2019
|
Quarter 1
|
January
|
2
|
0
|
1
|
0
|
3
|
|
February
|
3
|
0
|
2
|
0
|
5
|
|
March
|
0
|
0
|
2
|
0
|
2
|
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
2
|
0
|
1
|
0
|
3
|
|
June
|
1
|
0
|
2
|
0
|
3
|
|
Quarter 3
|
July
|
0
|
0
|
2
|
0
|
2
|
|
August
|
0
|
0
|
2
|
0
|
2
|
|
September
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 4
|
October
|
1
|
0
|
0
|
0
|
1
|
|
November
|
0
|
0
|
1
|
0
|
1
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Year 2020
|
Quarter 1
|
January
|
0
|
0
|
3
|
0
|
3
|
|
February
|
0
|
0
|
5
|
0
|
5
|
|
March
|
2
|
0
|
4
|
0
|
6
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
4
|
0
|
0
|
0
|
4
|
|
June
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
69
|
0
|
89
|
0
|
158
|
