Algebraic Models for the Aggregation of Area Features Based Upon Morphological Operators. - Bo Su; Zhilin Li 001; Graham Lodwick; Jean-Claude Müller (Int. J. Geogr. Inf. Sci., 1997)

Morphological Models for the Collapse of Area Features in Digital Map Generalization. - Bo Su; Zhilin Li 001; Graham Lodwick (GeoInformatica, 1998)