@article{SM_2007_198_9_a4,
     author = {A. M. Il'in and B. I. Suleimanov},
     title = {Asymptotic behaviour of a~special solution of {Abel's} equation relating to a~cusp catastrophe.},
     journal = {Sbornik. Mathematics},
     pages = {1299--1324},
     year = {2007},
     volume = {198},
     number = {9},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2007_198_9_a4/}
}