@article{VMUMM_1991_2_a6,
     author = {R. M. Kolpakov},
     title = {Generation of some classes of rational numbers by probabilistic $\pi$-nets},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {27--30},
     publisher = {mathdoc},
     number = {2},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_2_a6/}
}