@article{MZM_2002_71_3_a2,
     author = {A. R. Borisyuk},
     title = {Global {Bifurcations} on the {Klein} bottle. {The} {Unimodal} {Case}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {348--363},
     publisher = {mathdoc},
     volume = {71},
     number = {3},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2002_71_3_a2/}
}