Kiryan, D. G. The Evolution of the System of Gravitating Bodies [Электронный ресурс] / D. G. Kiryan, G. V. Kiryan. — Электрон. текстовые дан. (1 файл : 6,09 Мб) // Proceedings of the XLV Summer School-Conference "Advanced problems in mechanics (APM 2017)" [Электронный ресурс] / Russian Academy of Sciences, Institute for Problems in Mechanical Engineering ; Peter the Great St. Petersburg Polytechnic University. – St. Petersburg, 2017. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat XI. — <URL:http://elib.spbstu.ru/dl/2/z19-7.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/z19-7>.
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Period
|
Read
|
Print
|
Copy
|
Open
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Total
|
|
Year 2019
|
56
|
0
|
36
|
0
|
92
|
|
Year 2020
|
37
|
0
|
21
|
0
|
58
|
|
Year 2021
|
33
|
0
|
30
|
0
|
63
|
|
Year 2022
|
28
|
0
|
26
|
0
|
54
|
|
Year 2023
|
31
|
0
|
65
|
0
|
96
|
|
Year 2024
|
10
|
0
|
18
|
0
|
28
|
|
Total
|
195
|
0
|
196
|
0
|
391
|
