@article{DE_1974_10_1_a5,
     author = {G. R. Gulgazaryan},
     title = {The spectrum of a moment-free operator in the theory of thin shells of revolution},
     journal = {Differencialʹnye uravneni\^a},
     pages = {41--52},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1974_10_1_a5/}
}