@article{VTGU_2019_61_a0,
     author = {P. V. Danchev},
     title = {Commutative feebly invo-clean group rings},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {5--10},
     publisher = {mathdoc},
     number = {61},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2019_61_a0/}
}