@article{DE_2003_39_11_a6, author = {S. V. Kornev and V. V. Obukhovskii}, title = {On {Nonsmooth} {Multivalent} {Guiding} {Functions}}, journal = {Differencialʹnye uravneni\^a}, pages = {1497--1502}, publisher = {mathdoc}, volume = {39}, number = {11}, year = {2003}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2003_39_11_a6/} }