@techreport{RR08TR,
author ={M.~Rodr\'{\i}guez-Artalejo and C.A.~Romero-D\'{\i}az},
title = {A Generic Scheme for Qualified Logic Programming},
institution = {Universidad Complutense, Departamento de Sistemas Inform\'{a}ticos y Computaci\'{o}n},
number = {SIC-1-08},
Address = {Madrid, Spain},
projects = {MERIT,PROMESAS},
butype = {techreport},
year = {2008}
}