@article{IVM_1973_1_a2,
     author = {I. L. Bondi},
     title = {The decision problem for metric spaces},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {24--27},
     publisher = {mathdoc},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1973_1_a2/}
}