@article{FPM_2000_6_4_a15,
     author = {C. S. Rjutin},
     title = {Lipshitz retractions and the~operator of generalized rational approximation},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {1205--1220},
     publisher = {mathdoc},
     volume = {6},
     number = {4},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2000_6_4_a15/}
}