\input zb-basic \input zb-ioport \iteman{io-port 70427558} \itemau{Chang, Ching-Lueh; Ti, Yen-Wu; Lyuu, Yuh-Dauh} \itemti{Testing embeddability between metric spaces} \itemso{CATS, 117-124 (2008).} \itemcc{} \itemut{} \itemli{http://crpit.com/abstracts/CRPITV77Chang.html} \end