Шилин, Михаил Борисович. Техносферная безопасность дреджинга [Электронный ресурс]: учебное пособие для вузов по направлению подготовки магистров "Техносферная безопасность" / М.Б. Шилин, Д.А. Голубев, Ю.А. Леднова; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 531 Мб). — Санкт-Петербург, 2010. — Загл. с титул. экрана. — Электронная версия печатной публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый документ. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2928.pdf>.
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2013
|
Quarter 1
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 2
|
33
|
0
|
15
|
0
|
48
|
|
Quarter 3
|
21
|
0
|
4
|
0
|
25
|
|
Quarter 4
|
15
|
0
|
4
|
0
|
19
|
|
Year 2014
|
Quarter 1
|
20
|
0
|
4
|
0
|
24
|
|
Quarter 2
|
18
|
0
|
7
|
0
|
25
|
|
Quarter 3
|
13
|
0
|
4
|
0
|
17
|
|
Quarter 4
|
9
|
0
|
6
|
0
|
15
|
|
Year 2015
|
Quarter 1
|
8
|
0
|
3
|
0
|
11
|
|
Quarter 2
|
19
|
0
|
8
|
0
|
27
|
|
Quarter 3
|
16
|
0
|
8
|
0
|
24
|
|
Quarter 4
|
160
|
3
|
44
|
0
|
207
|
|
Year 2016
|
Quarter 1
|
100
|
0
|
33
|
0
|
133
|
|
Quarter 2
|
37
|
0
|
5
|
0
|
42
|
|
Quarter 3
|
29
|
0
|
3
|
0
|
32
|
|
Quarter 4
|
25
|
0
|
6
|
0
|
31
|
|
Year 2017
|
Quarter 1
|
15
|
0
|
1
|
0
|
16
|
|
Quarter 2
|
12
|
0
|
3
|
0
|
15
|
|
Quarter 3
|
15
|
0
|
9
|
0
|
24
|
|
Quarter 4
|
18
|
0
|
17
|
0
|
35
|
|
Year 2018
|
Quarter 1
|
9
|
0
|
9
|
0
|
18
|
|
Quarter 2
|
8
|
0
|
6
|
0
|
14
|
|
Quarter 3
|
29
|
0
|
3
|
0
|
32
|
|
Quarter 4
|
33
|
0
|
7
|
0
|
40
|
|
Year 2019
|
Quarter 1
|
9
|
0
|
6
|
0
|
15
|
|
Quarter 2
|
13
|
0
|
1
|
0
|
14
|
|
Quarter 3
|
7
|
0
|
9
|
0
|
16
|
|
Quarter 4
|
6
|
0
|
4
|
0
|
10
|
|
Year 2020
|
Quarter 1
|
14
|
0
|
6
|
0
|
20
|
|
Quarter 2
|
17
|
0
|
1
|
0
|
18
|
|
Quarter 3
|
10
|
0
|
0
|
0
|
10
|
|
Quarter 4
|
15
|
0
|
19
|
0
|
34
|
|
Year 2021
|
Quarter 1
|
12
|
0
|
48
|
0
|
60
|
|
Quarter 2
|
5
|
0
|
55
|
0
|
60
|
|
Quarter 3
|
7
|
0
|
27
|
0
|
34
|
|
Quarter 4
|
7
|
0
|
7
|
0
|
14
|
|
Year 2022
|
Quarter 1
|
8
|
0
|
12
|
0
|
20
|
|
Quarter 2
|
2
|
0
|
20
|
0
|
22
|
|
Quarter 3
|
7
|
0
|
8
|
0
|
15
|
|
Quarter 4
|
10
|
0
|
15
|
0
|
25
|
|
Year 2023
|
Quarter 1
|
8
|
0
|
12
|
0
|
20
|
|
Quarter 2
|
6
|
0
|
10
|
0
|
16
|
|
Quarter 3
|
4
|
0
|
9
|
0
|
13
|
|
Quarter 4
|
12
|
0
|
36
|
0
|
48
|
|
Year 2024
|
Quarter 1
|
6
|
0
|
79
|
0
|
85
|
|
Quarter 2
|
5
|
0
|
14
|
0
|
19
|
|
Total
|
854
|
3
|
609
|
0
|
1,466
|
