@inbook{6f3471ea5ab4469f8e2290314af3329a,
title = "Optimising the representation and evaluation of semiring combination constraints",
author = "Jerome Kelleher and Barry O'Sullivan",
year = "2003",
doi = "10.1007/978-3-540-45193-8\_102",
language = "English",
isbn = "3540202021",
series = "Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)",
publisher = "Springer Verlag",
pages = "978",
editor = "Francesca Rossi",
booktitle = "Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)",
address = "Germany",
}