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Alejandro Rivas Velázquez
Jesús Jorge Valenzuela
El Colegio de México, A. C.
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El Colegio de México, A.C.
Ninel Salcedo Romero
Each issue: Mexico, 150 pesos; abroad, 50 US dollars. Annual subscription: Mexico, 300 pesos; abroad, 100 US dollars, plus 30 US dollars for shipping. Certificates of Title Law No. 04-1989-000000000103-102 of January 13, 1989 and legality of contents No. 2983.