1 Hyperbolic geometry 2nd ed. - ANDERSON, James W. Hyperbolic geometry / James W. Anderson. -2nd ed. - [London ; New York] : Springer, 2005. -(Springer undergraduate mathematics series, 1615-2085) 514.116 AND H
2 Foundations of hyperbolic manifolds RATCLIFFE, John G. Foundations of hyperbolic manifolds / John G. Ratcliffe. - New York : Springer-Verlag, 1994. -(Graduate texts in mathematics ; 149) 514.7 RAT F