@article{AA_2001_13_1_a1,
     author = {S. V. Ivanov},
     title = {On two-dimensional minimal fillings},
     journal = {Algebra i analiz},
     pages = {26--38},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2001_13_1_a1/}
}