%0 Book Section %B Database and Expert Systems Applications %D 2014 %T Reducing Redundant Information in Search Results Employing Approximation Algorithms %A Makris, Christos %A Plegas, Yannis %A Stamatiou, Yannis C %A Elias C. Stavropoulos %A Tsakalidis, Athanasios K %B Database and Expert Systems Applications %I Springer International Publishing %P 240–247 %G eng