@article{MM2_1993__78_4_155810,
     author = {Eric Jespers and Guilherme Leal},
     title = {Generators of large subgroups of the unit group of integral group rings.},
     journal = {Manuscripta mathematica},
     pages = {303--316},
     publisher = {mathdoc},
     volume = {78},
     number = {4},
     year = {1993},
     zbl = {0802.16025},
     url = {http://geodesic.mathdoc.fr/item/MM2_1993__78_4_155810/}
}