@article{IVM_2011_12_a4,
     author = {I. S. Mekhedov},
     title = {A multisheet plane figure and its medial axis},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {42--53},
     publisher = {mathdoc},
     number = {12},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2011_12_a4/}
}