@article{DAN_1963_149_1_a13,
     author = {B. P. Vol'fson},
     title = {An investigation of three dimensional work of compound constructions},
     journal = {Doklady Akademii Nauk},
     pages = {54--57},
     publisher = {mathdoc},
     volume = {149},
     number = {1},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_149_1_a13/}
}