\input zb-basic \input zb-ioport \iteman{io-port 70249840} \itemau{Castel\'an, Mario; Hancock, Edwin R.} \itemti{Combining data-closeness and Fourier domain integrability constraints in shape-from-shading} \itemso{ICPR (3), 115-118 (2004).} \itemcc{} \itemut{} \itemli{http://doi.ieeecomputersociety.org/10.1109/ICPR.2004.247} \end