@article{MZM_1995_58_3_a8,
     author = {S. P. Ponomarev},
     title = {The $N^{-1}$-property of maps and {Luzin's} condition $(N)$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {411--418},
     publisher = {mathdoc},
     volume = {58},
     number = {3},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1995_58_3_a8/}
}