Curvature and torsion estimators based on parametric curve fitting, T. Lewiner, J. Gomes, H. Lopes, M. Craizer, Computers & Graphics 29(5), pp. 641-655 (2005).
Arc-length based curvature estimator, T. Lewiner, J. Gomes, H. Lopes, M. Craizer, XVII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI): pp. 250-257 (2004).
Applications of Forman's discrete Morse theory to topology visualization and mesh compression, T. Lewiner, H. Lopes, G. Tavares, IEEE Transactions on Visualization and Computer Graphics 10(5), pp. 499-508 (2004).
Toward optimality in discrete Morse theory, T. Lewiner, H. Lopes, G. Tavares, Experimental Mathematics 12(3), pp. 271-285 (2003).
Optimal discrete Morse functions for 2-manifolds, T. Lewiner, H. Lopes, G. Tavares, Computational Geometry 26(3), pp. 221-233 (2003).
Visualizing Forman's discrete vector fields, T. Lewiner, H. Lopes, G. Tavares, In: Konrad Polthier; Hans-Christian Hege. (Org.). Visualization and Matematics III. 1 ed. Berlim: Springer Verlag: pp. 95-112 (2002).