@inproceedings{TUW-214935, author = {Weiser, Paul and Frank, Andrew U. and Abdalla, Amin}, title = {Process Composition And Process Reasoning Over Multiple Levels Of Detail}, booktitle = {Extended Abstracts}, year = {2012}, note = {talk: GIScience 2012, Columbus, Ohio; 2012-09-18 -- 2012-09-21} }