@article{RCM_2012_46_2_a0,
     author = {Edith Adan-Bante and John M. Harris and On Conjugacy Classes of SL(2},
     title = { q)},
     journal = {Revista colombiana de matematicas},
     pages = {97--111},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {2012},
     url = {http://geodesic.mathdoc.fr/item/RCM_2012_46_2_a0/}
}