Media type: E-Article Title: Theories and Methods of Spatio-Temporal Reasoning in Geographic Space: A hierarchical triangle-based model for terrain description Contributor: Floriani, Leila; Puppo, Enrico imprint: Springer Berlin Heidelberg, 1992 Published in: Theories and Methods of Spatio-Temporal Reasoning in Geographic Space Language: Not determined DOI: 10.1007/3-540-55966-3_14 ISSN: 0302-9743; 1611-3349 Origination: Footnote: