Gottlob, G., Leone, N., & Scarcello, F. (1999). Hypertree Decompositions and Tractable Queries.
Dyfyniad Arddull ChicagoGottlob, G., N. Leone, and F. Scarcello. Hypertree Decompositions and Tractable Queries. 1999.
Dyfyniad MLAGottlob, G., et al. Hypertree Decompositions and Tractable Queries. 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.