A Model for the Two-Dimensional No Isolated Bits Constraint. - Søren Forchhammer; Torben V. Laursen (ISIT, 2006)

Entropy of Bit-Stuffing-Induced Measures for Two-Dimensional Checkerboard Constraints. - Søren Forchhammer; Torben V. Laursen (IEEE Trans. Inf. Theory, 2007)