%0 Journal Article %A V. Dragović %A S. Gasiorek %A M. Radnović %T Integrable billiards on a Minkowski hyperboloid: extremal polynomials and topology %J Sbornik. Mathematics %D 2022 %P 1187-1221 %V 213 %N 9 %U http://geodesic.mathdoc.fr/item/SM_2022_213_9_a1/ %G en %F SM_2022_213_9_a1