Ленинградский политехнический институт им. М. И. Калинина. Фундаментальная библиотека Ленинградского ордена Ленина политехнического института им. М. И. Калинина. 1968-1970: [альбом]. — Ленинград, [1970] (Санкт-Петербург, 2020). — 1 файл (126 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 1970 г. — Доступ по паролю из сети Интернет (чтение). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/ed-3789_0000526391bl.pdf>. — DOI 10.18720/SPBPU/2/ed-3789. — Изображение (неподвижное; двухмерное). Текст: электронные
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Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2020
|
Quarter 1
|
February
|
1
|
0
|
0
|
0
|
1
|
|
March
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
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
|
1
|
1
|
1
|
0
|
3
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
1
|
0
|
0
|
0
|
1
|
|
2021
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
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
|
0
|
0
|
0
|
0
|
0
|
|
Year 2022
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
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
|
1
|
0
|
0
|
0
|
1
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
6
|
1
|
1
|
0
|
8
|
