@proceedings{126, author = {Rocío de Andrés and José Luis García-Lapresta and Luis Martínez}, title = {Performance evaluation of employees with multi-granular linguistic information}, year = {2007}, pages = {1-13}, month = {September 25-28th}, publisher = {XXX Congreso Nacional de Estadística e Investigación Operativa}, address = {Valladolid (Spain)}, }