@misc{N._G._Kogoshvili_Some,
 author={N. G. Kogoshvili and T. M. Borchkhadze},
 address={Երևան},
 howpublished={online},
 publisher={ՀՀ ԳԱԱ հրատ.},
 title={Some new results concerning the study of the Virgo cluster structure},
 type={Հոդված},
 keywords={Science, Astrophysics, Galaxy},
}