%0 Journal Article %A BUCKLEY, S. M. %A FALK, K. %A WRAITH, D. J. %T PTOLEMAIC SPACES AND CAT(0) %J Glasgow mathematical journal %D 2009 %P 301-314 %V 51 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089509004984/ %R 10.1017/S0017089509004984 %F 10_1017_S0017089509004984