@article{EMJ_2019_10_4_a9,
     author = {H. G. Ghazaryan and V. N. Margaryan},
     title = {On smooth solutions of a class of almost hypoelliptic equations of constant strength},
     journal = {Eurasian mathematical journal},
     pages = {92--95},
     publisher = {mathdoc},
     volume = {10},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2019_10_4_a9/}
}