Jairo Z. Gonçalves, A. I. Lichtman. Free subgroups in division rings generated by group rings of soluble groups. IJAC, 24(8):1127-1140, 2014. [doi]
@article{GoncalvesL14-0,
title = {Free subgroups in division rings generated by group rings of soluble groups},
author = {Jairo Z. Gonçalves and A. I. Lichtman},
year = {2014},
doi = {10.1142/S0218196714500490},
url = {http://dx.doi.org/10.1142/S0218196714500490},
researchr = {https://researchr.org/publication/GoncalvesL14-0},
cites = {0},
citedby = {0},
journal = {IJAC},
volume = {24},
number = {8},
pages = {1127-1140},
}