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za 04 maya 2017.

Yuriyu Nikolaevichu Efremovu – 80 let
4.05.2017 14:30 | Astronet

11 maya 2017 goda ispolnyaetsya 80 let Yuriyu Nikolaevichu Efremovu - vydayushemusya rossiiskomu astronomu, doktoru fiziko-matematicheskih nauk, professoru, glavnomu nauchnomu sotrudniku otdela izucheniya Galaktiki i peremennyh zvezd GAISh MGU.

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