@article{FAA_1994_28_1_a0,
     author = {Yu. Yu. Berest and A. P. Veselov},
     title = {Hadamard's {Problem} and {Coxeter} {Groups:} {New} {Examples} of {Huygens'} {Equations}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {3--15},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1994_28_1_a0/}
}