@article{TM_1999_225_a4,
     author = {S. A. Bogatyi and D. L. Gon\c{c}alves and H. Zieschang},
     title = {Coincidence {Theory:} {The} {Minimizing} {Problem}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {52--86},
     publisher = {mathdoc},
     volume = {225},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1999_225_a4/}
}