D. Attali and A. Montanvert, Computing and Simplifying 2D and 3D Continuous Skeletons, Computer Vision and Image Understanding, vol.67, issue.3, pp.261-273, 1997.
DOI : 10.1006/cviu.1997.0536

J. Blinn, A Generalization of Algebraic Surface Drawing, ACM Transactions on Graphics, vol.1, issue.3, pp.235-256, 1982.
DOI : 10.1145/357306.357310

J. Bloomenthal, Skeletal design of natural forms, 1995.

J. Bloomenthal, C. Bajaj, J. Blinn, M. Cani-gascuel, A. Rockwood et al., Introduction to Implicit Surfaces, 1997.

J. Bloomenthal and K. Shoemake, Convolution surfaces, Proceedings of SIGGRAPH'91, pp.251-256, 1991.
DOI : 10.1145/127719.122757

J. Bloomenthal and B. Wyvill, Interactive techniques for implicit modeling, Proceedings of Symposium on Interactive 3D Graph- ics, pp.109-116, 1990.
DOI : 10.1145/91394.91427

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.24.5945

M. Cani and S. Hornus, Subdivision-curve primitives: a new solution for interactive implicit modeling, Proceedings International Conference on Shape Modeling and Applications, 2001.
DOI : 10.1109/SMA.2001.923378

URL : https://hal.archives-ouvertes.fr/inria-00510051

M. Cani, Layered deformable models with implicit surfaces, Graphics Interface (GI'98) Proceedings, 1998.
URL : https://hal.archives-ouvertes.fr/inria-00537522

M. Cani-gascuel and M. Desbrun, Animation of deformable models using implicit surfaces IEEE Transactions Figure 13. A toon created with our interactive modelling system. on Visualization and Computer Graphics, pp.39-50, 1997.

M. Desbrun, N. Tsingos, and M. Cani, Adaptive Sampling of Implicit Surfaces for Interactive Modelling and Animation, Computer Graphics Forum, vol.15, issue.5, pp.319-327, 1995.
DOI : 10.1111/1467-8659.1550319

E. Ferley, M. Cani, and J. Gascuel, Practical volumetric sculpting A preliminary version of this paper appeared in Implicit Sur- faces'99, 1999.

E. Ferley, M. Cani-gascuel, and D. Attali, Skeletal reconstruction of branching shapes An early version of this paper appeared in Implicit Surfaces'96, Computer Graphics Forum, vol.16, issue.5, 1996.

S. Frisken, R. Perry, A. Rockwood, and T. Jones, Adaptive sampled distance fields: A general representation of shape for computer graphics, Proceedings of SIGGRAPH'00, 2000.

T. Galyean and J. Hughes, Sculpting, Proceedings of SIGGRAPH'91, pp.267-274, 1991.
DOI : 10.1145/127719.122747

L. Grisoni and C. Schlick, Multiresolution representation of implicit objects, Implicit Surfaces'98?Eurographics and ACM-Siggraph Workshop, pp.1-10, 1998.

H. Nishimura, M. Hirai, T. Kawai, T. Kawata, I. Shirakawa et al., Objects modeling by distribution function and a method of image generation (in japanese). The Transactions of the Institute of Electronics and Communication Engineers of Japan, pp.68-718, 1985.

A. Opalach and S. Maddock, Implicit surfaces: Appearance, blending and consistency, Fourth Eurographics Workshop on Animation and Simulation, pp.233-245, 1993.

R. N. Perry and S. F. Frisken, Kizamu, Proceedings of the 28th annual conference on Computer graphics and interactive techniques , SIGGRAPH '01, pp.47-56, 2001.
DOI : 10.1145/383259.383264

J. Shen and D. Thalmann, Interactive shape design using metaballs and splines, Implicit Surfaces'95?the First Eurographics Workshop on Implicit Surfaces, pp.187-195, 1995.

A. Sherstyuk, Interactive shape design with convolution surfaces, Proceedings Shape Modeling International '99. International Conference on Shape Modeling and Applications, pp.56-65, 1999.
DOI : 10.1109/SMA.1999.749324

A. Sherstyuk, Kernel functions in convolution surfaces: a comparative analysis. The Visual Computer, 1999.

E. Stollnitz, T. Derose, and D. Salesin, Wavelets for Computer Graphics

L. Velho and J. Gomez, Approximate Conversion of Parametric to Implicit Surfaces, Computer Graphics Forum, vol.15, issue.5, pp.327-337, 1995.
DOI : 10.1111/1467-8659.1550327

A. Verroust and F. Lazarus, Extracting skeletal curves from 3d scattered data, Shape Modeling International '99, pp.194-201, 1999.
URL : https://hal.archives-ouvertes.fr/inria-00073439

A. Witkin and P. Heckbert, Using particles to sample and control implicit surfaces, Proceedings of SIGGRAPH'94, pp.269-278, 1994.

G. Wyvill, C. Mcpheeters, and B. Wyvill, Data structure for soft objects, The Visual Computer, pp.227-234, 1986.