"proceedings of the Sixth International Conference on Algebraic and Logic Programming (ALP'97) and the Third International Workshop on Higher-Order Algebra Logic and Term Rewriting (HOA'97)" - preface.
Algebraic and logic programming : 6th International Joint Conference, ALP '97 - HOA '97, Southampton, UK, September 3-5, 1997 : proceedings. ISBN 3540617353. Published by Springer in 1997. Publication and catalogue information, links to buy online and reader comments.