@article{RM_1995_50_2_a15,
     author = {I. Kh. Sabitov},
     title = {On the problem of invariance of the volume of a~flexible polyhedron},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {451--452},
     publisher = {mathdoc},
     volume = {50},
     number = {2},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1995_50_2_a15/}
}