Lambda(ID:5755/lam004)Entity-relationship based query language for the retrieval of structured documents References: in Chen, Peter P. (ed.): Entity-Relationship Approach: The Use of ER Concept in Knowledge Representation, Proceedings of the Fourth International Conference on Entity-Relationship Approach, Chicago, Illinois, USA, 29-30 October 1985. IEEE Computer Society and North-Holland 1985 view details |