SSD'99 Hong Kong, China, Güting, R. H., Papadias, D., & Lochovsky, F. H. (1999). Advances in spatial databases: 6th International Symposium, SSD'99 : Hong Kong, China, July 20-23, 1999 : proceedings. Springer.
Chicago Style (17th ed.) CitationSSD'99 Hong Kong, China, Ralf Hartmut Güting, Dimitris Papadias, and Frederick H. Lochovsky. Advances in Spatial Databases: 6th International Symposium, SSD'99 : Hong Kong, China, July 20-23, 1999 : Proceedings. Berlin ; New York: Springer, 1999.
MLA (9th ed.) CitationSSD'99 Hong Kong, China, et al. Advances in Spatial Databases: 6th International Symposium, SSD'99 : Hong Kong, China, July 20-23, 1999 : Proceedings. Springer, 1999.
Warning: These citations may not always be 100% accurate.