Journal of Visual Languages & Computing
Journal of Visual Languages and Computing > 2002 > 13 > 3 > 259-290
Journal of Visual Languages and Computing > 2002 > 13 > 3 > 291-317
Journal of Visual Languages and Computing > 2002 > 13 > 3 > 319-339
Journal of Visual Languages and Computing > 2002 > 13 > 3 > 341-354