@article{JSFU_2021_14_5_a2,
     author = {Dmitry P. Fedchenko and Vitaly A. Stepanenko and Rustam V. Bikmurzin and Victoria V. Isaeva},
     title = {On reductants of two groups},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {566--572},
     publisher = {mathdoc},
     volume = {14},
     number = {5},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2021_14_5_a2/}
}