@article{VMJ_2008_10_1_a3,
     author = {V. S. Dzigoeva and V. A. Koibaev},
     title = {Intermediate subgroups in the second-order general linear group over the field of rational functions containing a square torus},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {27--34},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2008_10_1_a3/}
}