Source: Jorge Carrillo. and Alfredo Hualde. 2000, “Is there a cluster in the electronics manufacturing industry in Tijuana?”, in Jorge Carrillo (coord.), Local Agglomerations or Global Clusters?: Business and Institutional Evolution in Northern Mexico, Autonomous University of Ciudad Juárez, Ebert Foundation and El Colegio de la Frontera Norte, Tijuana, pp.99-139.