%0 Journal Article %A Ernie Kalnins %A George S. Pogosyan %A Alexander Yakhno %T Separation of Variables and Contractions on Two-Dimensional Hyperboloid %J Symmetry, integrability and geometry: methods and applications %D 2012 %V 8 %U http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a104/ %G en %F SIGMA_2012_8_a104