On Reconstruction of Surfaces from their Apparent Contours and the Stationary Phase Observations. - Vladimir P. Golubyatnikov; U. Pekmen; Ismet Karaca; E. Ozyilmaz; B. Tantay (Shape Modeling International, 1999)

The Classification of Digital Covering Spaces. - Laurence Boxer; Ismet Karaca (J. Math. Imaging Vis., 2008)

Some Properties of Digital Covering Spaces. - Laurence Boxer; Ismet Karaca (J. Math. Imaging Vis., 2010)