@article{VMUMM_1995_1_a2,
     author = {Yu. S. Kolesov and N. Kh. Rozov},
     title = {Duck cycles of differential-difference equations},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {12--17},
     year = {1995},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1995_1_a2/}
}