@inproceedings{b4c615a3fc4b4f47a51c2821540302e2,
title = "Deductive inference operations",
author = "Michael Freund and Daniel Lehmann",
year = "1991",
doi = "10.1007/BFb0018444",
language = "אנגלית",
isbn = "9783540536864",
series = "Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)",
publisher = "Springer Verlag",
pages = "227--233",
editor = "{van Eijck}, Jan",
booktitle = "Logics in AI - European Workshop JELIA 1990, Proceedings",
address = "גרמניה",
note = "European Workshop on Logics in Artificial Intelligence, JELIA 1990 ; Conference date: 10-09-1990 Through 14-09-1990",
}