%0 Journal Article %A S. A. Bogatyi %A D. L. Gonçalves %A H. Zieschang %T Coincidence Theory: The Minimizing Problem %J Informatics and Automation %D 1999 %P 52-86 %V 225 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1999_225_a4/ %G ru %F TRSPY_1999_225_a4