@article{DAN_1960_131_2_a7,
     author = {M. A. Kreines and I. A. Vainshtein and N. D. Aizenshtat},
     title = {An example of a net which cannot be approximated by rectifiable nets},
     journal = {Doklady Akademii Nauk},
     pages = {249--252},
     publisher = {mathdoc},
     volume = {131},
     number = {2},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_2_a7/}
}