On the Yoneda completion of a quasi-metric space.

Hans-Peter A. Künzi Michel P. Schellekens On the Yoneda completion of a quasi-metric space. 159-194 2002 278 Theor. Comput. Sci. 1-2 db/journals/tcs/tcs278.html#KunziS02 http://dx.doi.org/10.1016/S0304-3975(00)00335-2