## References

Adams, E. E., Miller, D.A. and Brown, R. L.. 2001. Grain boundary ridge on sintered bonds between ice crystals. J. Appl. Phys., 90(11), 5782–5785.

Adamson, A.W.
1990. Physical chemistry of surfaces. Fifth edition. NewYork, etc, John Wiley and Sons.

Bartelt, P. and Lehning, M.. 2002. A physical SNOWPACK model for the Swiss avalanche warning. Part I. Numerical model. Cold Reg. Sci. Technol., 35(3), 123–145.

Bernache-Assolant, D.
1993. Chimie-physique du frittage. Paris, Edition Hermés.

Borgefors, G.
1986. Distance transformations in digital images. Computer Vision, Graphics and Image Processing, 34(3), 344–371.

Brown, R. L., Edens, M.Q. and Sato, A.. 1994. Metamorphism of fine-grained snow due to surface curvature differences. Ann. Glaciol., 19, 69–76.

Brun, E., David, P., Sudul, M. and Brunot, G.. 1992. A numerical model to simulate snow-cover stratigraphy for operational avalanche forecasting. J. Glaciol., 38(128), 13–22.

Brzoska, J.-B., Lesaffre, B., Coléou, C., Xu, K. and Pieritz, R. A.. 1999a. Computation of 3-D curvature on a wet snow sample. Eur. Phys. J. Appl. Phys., 7(1), 45–57.

Brzoska, J.-B. and 7 others. 1999b. 3-D visualization of snow samples by microtomography at low temperature. ESRFNewsletter, 32, 22–23.

Brzoska, J.-B. and 7 others. 2001. Computation of the surface area of natural snow 3-D images from X-ray tomography: two approaches. Image Anal. Stereol., 20(2), Suppl. 1, 306–312.

Bullard, J.W.
1997a. Digital-image-based models of two-dimensional microstructural evolution by surface diffusion and vapour transport. J. Appl. Phys., 81(1), 159–168.

Bullard, J.W.
1997b. Numerical simulations of transient-stage ostwald ripening and coalescence in two dimensions. Mater. Sci. Eng., Ser. A, 238(2), 128–139.

Bullard, J.W., Garboczi, E. J., Carter, W.C. and Fuller, E. R. Jr., 1995. Numerical methods for computing interfacial mean curvature. Comput. Mat. Sci., 4(2), 103–116.

Cabanes, A., Legagneux, L. and Dominé, F.. 2003. Rate of evolution of the specific surface area of surface snow layers. Environ. Sci. Technol., 37(4), 661–666.

Chermant, J.L.
1992. Caractérisation des poudres et des céramiques. Paris, Edition Herme's.

Coeurjolly, D., Flin, F., Teytaud, O. and Tougne, L.. 2003. Multigrid convergence and surface area estimation. In Asano, T., R. Klette and Ch. Ronse, eds. 11th International Workshop on Theoretical foundations of computer vision: Geometry, Morphology and Computational Imaging. Berlin, Springer-Verlag
101–119. (Lecture Notes in Computer Science 2626.)

Colbeck, S. C.
1997. A review of sintering in seasonal snow. CRREL Rep.
97-10.

Colbeck, S. C.
1998. Sintering in a dry snow cover. J. Appl. Phys., 84(8), 4585–4589.

Colbeck, S. C.
2001. Sintering of unequal grains. J. Appl. Phys., 89(8), 4612–4618.

Coléou, C., Lesaffre, B., Brzoska, J.-B., Ludwig, W. and Boller, E.. 2001. Three-dimensional snow images by X-ray microtomography. Ann. Glaciol., 32, 75–81.

Edens, M.Q. and Brown, R. L.. 1991. Changes in microstructure of snow under large deformations. J. Glaciol., 37(126), 193–202.

Flin, F., Brzoska, J.-B., Lesaffre, B., Coléou, C. and Lamboley, P.. 2001. Computation of normal vectors of discrete 3-Dobjects: application to natural snow images from X-ray tomography. ImageAnal. Stereol., 20(3), 187–191.

Flin, F., Brzoska, J. B., Lesaffre, B., Coléou, C. and R. A., Pieritz. 2003. Full three-dimensional modelling of curvature-dependent snow metamorphism: first results and comparison with experimental tomographic data. J. Phys. D, 36(10A), A49–A54.

German, R. M.
1996. Sintering theory and practice. NewYork, etc., John Wiley & Sons, Inc.

Good, W.
1987. Thin sections, serial cuts and 3-D analysis of snow. International Association of Hydrological Sciences Publication 162 (Symposium at Davos 1986−Avalanche Formation, Movement and Effects), 35–48.

Hirata, T.
1996. A unified linear-time algorithm for computing distance maps. Inf. Process. Lett., 58(3), 129–133.

Jordan, R.
1991. A one-dimensional temperature model for a snow cover: technical documentation for SNTHERM.89. CRREL Spec. Rep.
91–116.

Legagneux, L., Lauzier, T., Dominé, F., Kuhs, W. F., Heindrichs, T. and Techmer, K.. 2003. Rate of decay of specific surface area of snow during isothermal experiments and morphological changes studied by scanning electron microscope. Can. J. Phys., 81(1/2), 459–468.

Lesaffre, B., Pougatch, E. and Martin, E.. 1998. Objective determination of snow-grain characteristics from images. Ann. Glaciol., 26, 112–118.

Meijster, A., Roerdink, J. B.T.M. and Hesselink, W.H.. 2000. A general algorithm for computing distance transforms in linear time. In Goutsias, J., L. Vincent and D. S. Bloomberg, eds. Mathematical morphology and its applications to image and signal processing. Dordrecht, Kluwer, 331–340.

Prewitt, B.
1970. Object enhancement and extraction. In Lipkin, B. and A. Rosenfeld, eds. Picture processing and psychopictories. New York, Academic Press, 75–149.

Rieger, B., Timmermans, F. J. and vanVliet, L. J.. 2002. Estimation of curvature on surfaces in 3-D grey-value images. In Deprettere, E. F., A. Belloum, J.W. J. Heijnsdijk and F. Van der Stappen, eds. Proceedings 8th Annual Conference of the Advanced School for Computing and Imaging, June 19–21 2001, Lochem, The Netherlands. Delft, Advanced School for Computing and Imaging, 170–177.

Serra, J.
1982. Image analysis and mathematical morphology. London, Academic Press.

Sethian, J.A.
1996. Level set methods, involving interfaces in geometry, fluid mechanics, computer vision, and materials sciences. Cambridge, etc., Cambridge University Press.

Verwer, B. J.H.
1991. Local distances for distance transformations in two and three dimensions. Pattern Recogn. Lett., 12(11), 671–682.