Богатенков, Игорь Михайлович. Измерение напряжений и токов в высоковольтных установках: учебное пособие / И. М. Богатенков, Э. И. Янчус; Ленинградский политехнический институт имени М. И. Калинина. — Ленинград: ЛПИ, 1986 (Санкт-Петербург, 2021). — 1 файл (3,70 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 1986 г. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/si21-220.pdf>. — DOI 10.18720/SPBPU/2/si21-220. — Текст: электронный
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2021
|
Quarter 1
|
March
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
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
|
1
|
0
|
1
|
0
|
2
|
|
Year 2022
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
|
February
|
0
|
0
|
1
|
0
|
1
|
|
March
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
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
|
2
|
0
|
2
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Year 2023
|
Quarter 1
|
January
|
0
|
0
|
1
|
0
|
1
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
1
|
0
|
0
|
0
|
1
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
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
|
1
|
0
|
0
|
0
|
1
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
5
|
0
|
7
|
0
|
12
|
