por International Workshop on Deep Structure, Singularities and Computer Vision (2005 : Maastrich, Países Bajos) | Olsen, Ole Fogh [editor] | Florack, Luc [editor] | Kuijper, Arjan [editor].
por International Workshop on Real and Complex Singularities (6 : 2000 : Sao Carlos, Sao Paulo, Brasil) | Mond, David [editor] | Saia, Marcelo Jose [editor].