author = {J.-O. Lachaud and A. Vialard},
  title = {Discrete deformable boundaries for the segmentation of multidimensional images},
  booktitle =    {Proc. 4th Int. Workshop on Visual Form (IWVF4), Capri, Italy},
  volume = 	 2059,
  series =	 {Lecture Notes in Computer Science},
  publisher = {Springer-Verlag, Berlin},
  editor = {C. Arcelli and Cordella, L. P. and Sanniti di Baja, G.},
  year = {2001},
  pages = {542-551},
  keywords= "image segmentation, discrete deformable model, energy-minimization, digital surface"