@article{DAN_1978_239_3_a13,
     author = {N. P. Bulia},
     title = {On the problem of bending of shallow cylindrical shells with a circular or elliptic hole},
     journal = {Doklady Akademii Nauk},
     pages = {554--557},
     publisher = {mathdoc},
     volume = {239},
     number = {3},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_239_3_a13/}
}