Зайцев, Эрнст Федорович. Электротехника и электроника: учебное пособие. Ч. 1. Теория электрических цепей / Э. Ф. Зайцев, А. С. Черепанов, Г. А. Ферсман; Санкт-Петербургский государственный политехнический университет. — Санкт-Петербург: Изд-во СПбГПУ, 2002 (Санкт-Петербург, 2020). — 1 файл (7,18 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 2002 г. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/si20-303.pdf>. — DOI 10.18720/SPBPU/2/si20-303. — Текст: электронный
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2020
|
Quarter 3
|
September
|
3
|
0
|
3
|
0
|
6
|
|
Quarter 4
|
October
|
9
|
0
|
2
|
0
|
11
|
|
November
|
3
|
0
|
2
|
0
|
5
|
|
December
|
4
|
0
|
3
|
0
|
7
|
|
Year 2021
|
Quarter 1
|
January
|
7
|
1
|
10
|
0
|
18
|
|
February
|
2
|
0
|
4
|
0
|
6
|
|
March
|
1
|
0
|
2
|
0
|
3
|
|
Quarter 2
|
April
|
4
|
0
|
4
|
0
|
8
|
|
May
|
2
|
0
|
1
|
0
|
3
|
|
June
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 3
|
July
|
5
|
1
|
2
|
0
|
8
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
15
|
0
|
11
|
0
|
26
|
|
Quarter 4
|
October
|
21
|
0
|
5
|
0
|
26
|
|
November
|
10
|
0
|
3
|
0
|
13
|
|
December
|
5
|
0
|
8
|
0
|
13
|
|
Year 2022
|
Quarter 1
|
January
|
7
|
0
|
12
|
0
|
19
|
|
February
|
1
|
0
|
1
|
0
|
2
|
|
March
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
3
|
1
|
3
|
0
|
7
|
|
June
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 3
|
July
|
1
|
0
|
5
|
0
|
6
|
|
August
|
1
|
0
|
0
|
0
|
1
|
|
September
|
5
|
0
|
5
|
0
|
10
|
|
Quarter 4
|
October
|
7
|
0
|
5
|
0
|
12
|
|
November
|
2
|
0
|
8
|
0
|
10
|
|
December
|
21
|
0
|
8
|
0
|
29
|
|
Year 2023
|
Quarter 1
|
January
|
26
|
1
|
34
|
0
|
61
|
|
February
|
7
|
1
|
8
|
0
|
16
|
|
March
|
4
|
0
|
0
|
0
|
4
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
1
|
0
|
1
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 3
|
July
|
4
|
1
|
1
|
0
|
6
|
|
August
|
0
|
0
|
1
|
0
|
1
|
|
September
|
16
|
0
|
12
|
0
|
28
|
|
Quarter 4
|
October
|
20
|
0
|
7
|
0
|
27
|
|
November
|
19
|
3
|
8
|
0
|
30
|
|
December
|
31
|
2
|
16
|
0
|
49
|
|
Year 2024
|
Quarter 1
|
January
|
27
|
1
|
16
|
0
|
44
|
|
February
|
10
|
0
|
5
|
0
|
15
|
|
March
|
2
|
0
|
1
|
0
|
3
|
|
Quarter 2
|
April
|
2
|
0
|
0
|
0
|
2
|
|
May
|
1
|
0
|
0
|
0
|
1
|
|
Total
|
315
|
12
|
220
|
0
|
547
|
