@article{AL_2015_54_2_a3,
     author = {Ch. K. Gupta and N. S. Romanovskii},
     title = {$\mathbb Q$-completions of free solvable groups},
     journal = {Algebra i logika},
     pages = {193--211},
     publisher = {mathdoc},
     volume = {54},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2015_54_2_a3/}
}