Engineering Journal: Science and InnovationELECTRONIC SCIENCE AND ENGINEERING PUBLICATION
Certificate of Registration Media number Эл #ФС77-53688 of 17 April 2013. ISSN 2308-6033. DOI 10.18698/2308-6033
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Authors
Petrov S.D.

Petrov S.D.

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St. Petersburg State University
Saint Petersburg

Petrov S.D., Cand. Sc. (Phys. and Math.), acting head of the department of astronomy of the St. Petersburg State University.

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