Gottlob, G., Leone, N., & Scarcello, F. (1998). Hypertree Decompositions and Tractable Queries.
Chicago-čujuhus (17. p.)Gottlob, G., N. Leone, juo F. Scarcello. Hypertree Decompositions and Tractable Queries. 1998.
MLA-čujuhus (9. p.)Gottlob, G., et al. Hypertree Decompositions and Tractable Queries. 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.