author = { Trejo Nieto, Alejandra },

title = { Economic efficiency of the mexican metropolitan regions between 1998 and 2008 },

publisher = {CEDUA-COLMEX},

keywords = { Competitividad , Economía , Productividad , Zona metropolitana },

year = {2012},

address = { s.l. },

url = { http://slubdd.de/katalog?TN_libero_mab2 }