000 00419nmm a2200145Ia 4500
008 230201s9999||||xx |||||||||||||||||und||
020 _a9781461381259
100 _aP. Kelly; G. Matthews
245 4 _aThe Non-Euclidean, Hyperbolic Plane
250 _a1981
260 _bSpringer New York
_c1981
440 _aUniversitext
650 _aMathematics and Statistics
856 _uhttps://doi.org/10.1007/978-1-4613-8125-9
999 _c22302
_d22302