@article{Saenz-Perez:2011:DDD:1950986.1951133,
 author = {S\'{a}enz-P\'{e}rez, Fernando},
 title = {DES: A Deductive Database System},
 journal = {Electron. Notes Theor. Comput. Sci.},
 issue_date = {March, 2011},
 volume = {271},
 month = {March},
 year = {2011},
 issn = {1571-0661},
 pages = {63--78},
 numpages = {16},
 url = {http://dx.doi.org/10.1016/j.entcs.2011.02.011},
 doi = {http://dx.doi.org/10.1016/j.entcs.2011.02.011},
 acmid = {1951133},
 publisher = {Elsevier Science Publishers B. V.},
 address = {Amsterdam, The Netherlands, The Netherlands},
 keywords = {Aggregates, Datalog, Deductive Databases, SQL},
}