N.  Shorter and Kasparis, T., ?3D Reconstruction of Irregular Spaced LIDAR?, Proceedings of the 6th WSEAS International Conference on Systems Theory and Scientific Computation, 2006.

N.  Shorter and Kasparis, T., ?Fuzzy SART Clustering for 3D Reconstruction from Irregular LIDAR Data?, vol. 2.8, pp. 1122 ? 1129, 2006.