Бойнов, Дмитрий Викторович. Исследование экономической эффективности модернизации медного производства на основе применения новой технологии [Электронный ресурс]: магистерская диссертация: 38.04.01 / Д. В. Бойнов; Санкт-Петербургский политехнический университет Петра Великого, Институт промышленного менеджмента, экономики и торговли ; науч. рук. А. А. Степанчук. — Электрон. текстовые дан. (1 файл : 5,78 Мб). — Санкт-Петербург, 2018. — Загл. с титул. экрана. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/v18-193.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/v18-193>.
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Period
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Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2018
|
Quarter 1
|
February
|
3
|
0
|
0
|
0
|
3
|
|
March
|
12
|
0
|
0
|
0
|
12
|
|
Quarter 2
|
April
|
3
|
0
|
0
|
0
|
3
|
|
May
|
2
|
0
|
0
|
0
|
2
|
|
June
|
8
|
0
|
0
|
0
|
8
|
|
Quarter 3
|
July
|
2
|
0
|
0
|
0
|
2
|
|
August
|
2
|
0
|
0
|
0
|
2
|
|
September
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
|
November
|
3
|
0
|
0
|
0
|
3
|
|
December
|
7
|
0
|
0
|
0
|
7
|
|
Year 2019
|
Quarter 1
|
January
|
3
|
0
|
0
|
0
|
3
|
|
February
|
4
|
0
|
0
|
0
|
4
|
|
March
|
6
|
0
|
0
|
0
|
6
|
|
Quarter 2
|
April
|
6
|
0
|
0
|
0
|
6
|
|
May
|
2
|
0
|
0
|
0
|
2
|
|
June
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
9
|
0
|
0
|
0
|
9
|
|
September
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 4
|
October
|
1
|
0
|
0
|
0
|
1
|
|
November
|
2
|
0
|
0
|
0
|
2
|
|
December
|
1
|
0
|
0
|
0
|
1
|
|
Year 2020
|
Quarter 1
|
January
|
2
|
0
|
0
|
0
|
2
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 2
|
April
|
1
|
0
|
0
|
0
|
1
|
|
May
|
2
|
0
|
0
|
0
|
2
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 3
|
July
|
1
|
0
|
0
|
0
|
1
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 4
|
October
|
1
|
0
|
0
|
0
|
1
|
|
November
|
1
|
0
|
3
|
0
|
4
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Year 2021
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
|
February
|
0
|
0
|
2
|
0
|
2
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
0
|
0
|
1
|
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
|
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
|
1
|
0
|
1
|
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
|
November
|
1
|
0
|
0
|
0
|
1
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
97
|
0
|
8
|
0
|
105
|
