Кожевникова, Елена Николаевна. Механика жидкости и газа (гидравлика): краткий справочник / Е. Н. Кожевникова, А. И. Лаксберг, Е. А. Локтионова; Санкт-Петербургский государственный политехнический университет. — Санкт-Петербург: Изд-во СПбГПУ, 2003 (Санкт-Петербург, 2020). — 1 файл (3,79 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 2003 г. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/si20-306.pdf>. — DOI 10.18720/SPBPU/2/si20-306. — Текст: электронный
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2020
|
Quarter 3
|
September
|
9
|
0
|
0
|
0
|
9
|
|
Quarter 4
|
October
|
9
|
0
|
0
|
0
|
9
|
|
November
|
61
|
1
|
29
|
0
|
91
|
|
December
|
122
|
4
|
43
|
0
|
169
|
|
Year 2021
|
Quarter 1
|
January
|
11
|
0
|
5
|
0
|
16
|
|
February
|
77
|
1
|
18
|
0
|
96
|
|
March
|
73
|
0
|
19
|
0
|
92
|
|
Quarter 2
|
April
|
53
|
0
|
9
|
0
|
62
|
|
May
|
37
|
1
|
9
|
0
|
47
|
|
June
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 3
|
July
|
1
|
0
|
0
|
0
|
1
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
7
|
1
|
2
|
0
|
10
|
|
Quarter 4
|
October
|
2
|
1
|
0
|
0
|
3
|
|
November
|
53
|
1
|
10
|
0
|
64
|
|
December
|
65
|
1
|
16
|
0
|
82
|
|
Year 2022
|
Quarter 1
|
January
|
8
|
0
|
4
|
0
|
12
|
|
February
|
38
|
0
|
5
|
0
|
43
|
|
March
|
57
|
1
|
7
|
0
|
65
|
|
Quarter 2
|
April
|
34
|
0
|
3
|
0
|
37
|
|
May
|
41
|
0
|
5
|
0
|
46
|
|
June
|
10
|
0
|
2
|
0
|
12
|
|
Quarter 3
|
July
|
1
|
0
|
1
|
0
|
2
|
|
August
|
3
|
0
|
6
|
0
|
9
|
|
September
|
3
|
0
|
10
|
0
|
13
|
|
Quarter 4
|
October
|
2
|
0
|
3
|
0
|
5
|
|
November
|
73
|
2
|
17
|
0
|
92
|
|
December
|
81
|
0
|
28
|
0
|
109
|
|
Year 2023
|
Quarter 1
|
January
|
10
|
0
|
3
|
0
|
13
|
|
February
|
19
|
0
|
5
|
0
|
24
|
|
March
|
10
|
0
|
2
|
0
|
12
|
|
Quarter 2
|
April
|
6
|
0
|
2
|
0
|
8
|
|
May
|
15
|
0
|
1
|
0
|
16
|
|
June
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 3
|
July
|
2
|
0
|
1
|
0
|
3
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
9
|
1
|
3
|
0
|
13
|
|
Quarter 4
|
October
|
10
|
0
|
3
|
0
|
13
|
|
November
|
44
|
0
|
12
|
0
|
56
|
|
December
|
90
|
0
|
23
|
0
|
113
|
|
Year 2024
|
Quarter 1
|
January
|
10
|
0
|
1
|
0
|
11
|
|
February
|
13
|
1
|
4
|
0
|
18
|
|
March
|
13
|
0
|
7
|
0
|
20
|
|
Quarter 2
|
April
|
22
|
1
|
2
|
0
|
25
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
1,208
|
17
|
320
|
0
|
1,545
|
