@inproceedings {4819,
	title = {Execution Plan Generation for an Object-Oriented Dat Model},
	booktitle = {International Conference on Deductive and Object-Oriented Databases (DOOD)},
	year = {1991},
	doi = {10.1007/3-540-55015-1_3},
	author = {Dave D. Straube and Tamer Ozsu}
}
