@book{2476,
	author = {Dutton, Geoffrey (Ed.)},
	title = {Harvard papers on geographic information systems: },
	publisher = {The President and fellows of Harvard College, },
	year = {1978},
	address = {Harvard University: },
	note = {Vol. 1 (Summary of proceedings); 145p. 
Vol. 2 (Geographic information systems: surveys, Overviews and criteria)
Vol. 3 (Geographic information systems: cartographic and analytic applications)
Vol. 4 (Data structure: hierarchical and overlaid)
Vol. 5 (Data structure: surficial and multi- dimensional)
Vol. 6 (Spatial algorithms: efficiency in theory and practice)
Vol. 7 (Spatial semantics: understanding and interacting with map data)
Vol. 8 (Index and Bibliography)}
}