@article{DAN_1978_242_5_a11,
     author = {A. L. Chistov},
     title = {On the number of generators of a semigroup of classes of algebraic tori relative to stable equivalence},
     journal = {Doklady Akademii Nauk},
     pages = {1027--1029},
     publisher = {mathdoc},
     volume = {242},
     number = {5},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_242_5_a11/}
}