@article{MZM_1983_33_1_a7,
     author = {S. B. Kozyrev},
     title = {Topological thickness of crinkly functions},
     journal = {Matemati\v{c}eskie zametki},
     pages = {71--76},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1983_33_1_a7/}
}