@article{GDZPPN00229351X, title = {The Plancherel Formula for the Universal Covering Group of SL(R,2).}, journal = {Mathematische Annalen}, volume = {154}, year = {1964}, pages = {96-143}, zbl = {0171.33903}, url = {http://dml.mathdoc.fr/item/GDZPPN00229351X} }
PUKANSZKY, L. The Plancherel Formula for the Universal Covering Group of SL(R,2).. Mathematische Annalen, Tome 154 (1964) pp. 96-143. http://gdmltest.u-ga.fr/item/GDZPPN00229351X/