TY - SER TI - Journal of logic and computation SN - 0955-792X PY - 1990///- CY - Oxford PB - Oxford University Press KW - Logic programming KW - Periodicals KW - Logic, Symbolic and mathematical KW - Computational complexity N1 - Title from cover; Also available via World Wide Web; OCLC FirstSearch Electronic Collections Online; Subscription required for access to abstracts and full text UR - http://www.firstsearch.oclc.org UR - http://www.logcom.oupjournals.org ER -