@article{DMGAA_2000_20_2_a0,
     author = {Ambrosiewicz, Jan},
     title = {A factorization of elements in {PSL(2,} {F),} where {F} = {Q,} {R}},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {159--167},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2000_20_2_a0/}
}