\input zb-basic \input zb-ioport \iteman{io-port 50086928} \itemau{Kimmel, Ron; Amir, Arnon; Bruckstein, Alfred M.} \itemti{Finding shortest paths on surfaces using level sets propagation} \itemso{IEEE Trans. Pattern Anal. Mach. Intell. 17, No. 6, 635-640 (1995).} \itemcc{} \itemut{} \itemli{http://doi.ieeecomputersociety.org/10.1109/34.387512} \end