@article{ZNSL_1991_191_a2,
     author = {Z. I. Borevich and V. A. Koibaev and Tran Ngoc Hoi},
     title = {Lattices of subgroups of $GL(n,\mathbb{Q})$, containing a non-split torus},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {24--43},
     year = {1991},
     volume = {191},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1991_191_a2/}
}