@article{INTO_1999_65_a1,
     author = {A. F. Izmailov},
     title = {2-regularity and bifurcation theorems},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {90--117},
     publisher = {mathdoc},
     volume = {65},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_1999_65_a1/}
}