@article{UZERU_2018_52_2_a0,
     author = {A. H. Hovhannisyan and A. G. Kamalian and H. A. Kamalyan},
     title = {On a connection between a
},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {77--83},
     publisher = {mathdoc},
     volume = {52},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2018_52_2_a0/}
}