@article{FPM_2019_22_4_a8,
     author = {O. V. Kulikova and A. Yu. Olshanskii},
     title = {On the cardinality of relator sets of groups $F/\prod [N_i,N_j]$},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {129--136},
     publisher = {mathdoc},
     volume = {22},
     number = {4},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2019_22_4_a8/}
}