A simi opdated bibliography of Gauss integrals applied as protein structure descriptors

P. Røgen, Evaluating protein structure descriptors and tuning Gauss integral based descriptors  J. Phys.: Condens. Matter 17 (2005) S1523-S1538.
K. Lindorff-Larsen, P. Røgen, E. Paci, M Vendrusscolo & C.M. Dobson, Protein folding and the organization of the protein topology universe, Trends in Biochemical Sciences, 30(1), 13-19. 2005.
M.I. Sierk & W.R. Pearson, Sensitivity and selectivity in protein structure comparison PROTEIN SCI, 13(3), 773-785, 2004.
P. Røgen & B. Fain, Automatic classification of protein structure by using Gauss integrals, PNAS, 100(1), 119-124, 2003.
P. Røgen & H.G. Bohr, A new family of global protein shape descriptors, Mathematical Biosciences Volume 182, Issue 2, 167-181, 2003.
X.-S. Lin & Z. Wang, Integral geometry of plane curves and knot invariants, J. Differ. Geom., 44(1), 74-95, 1996.
T. Banchoff,  Self Linking Numbers of Space Polygons, Indiana Univ. Math. Journal 25(12),1171-1188 1976.