@book{1146, author = {Universidad Bolivariana de Venezuela}, title = {Gaceta Universitaria}, publisher = {Universidad Bolivariana de Venezuela}, year = {2014}, address = {Caracas, Venezuela}, url = {http://relibi.ubv.edu.ve/owncloud/public.php?service=files&t=484de79fd63be897cf7fae2363fdf284} }