@article{DAN_1976_231_1_a9,
     author = {V. T. Fomenko and E. V. Tyurikov},
     title = {On the bending of surfaces of genus $\rho>0$ with boundary in a space of constant curvature under external constraints},
     journal = {Doklady Akademii Nauk},
     pages = {43--45},
     publisher = {mathdoc},
     volume = {231},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_231_1_a9/}
}