@misc{N._D._Melikian_Appearance,
 author={N. D. Melikian},
 address={Երևան},
 howpublished={online},
 publisher={ՀՀ ԳԱԱ հրատ.},
 title={Appearance of a nebula near Y Ori},
 type={Հոդված},
 keywords={Astrophysics, Science, Stars, Nebulae},
}