@article{VMUMM_1999_3_a5,
     author = {K. L. Kozlov},
     title = {$R$-factorizable partial products},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {22--25},
     publisher = {mathdoc},
     number = {3},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1999_3_a5/}
}