@article{TIMB_2017_25_1_a1,
     author = {N. A. Evkhuta and O. N. Evkhuta and P. P. Zabreiko},
     title = {On derivatives of superposition operators between the spaces~$L_p$},
     journal = {Trudy Instituta matematiki},
     pages = {15--26},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMB_2017_25_1_a1/}
}