Clase and PeriodicaAn index of Latin American journals in the sciences and humanities from 1975 to the present which combines two databases. CLASE indexes documents published in Latin American journals specializing in the social sciences and humanities. PERIODICA covers journals specializing in science and technology.
Offers access to more than 300,000 bibliographic citations from documents published in 2,600 scholarly journals in the Spanish, Portuguese, French and English languages. Contains information from articles, essays, book reviews, monographs, conference proceedings, technical reports, interviews and brief notes published in journals edited in 24 different countries of Latin America and the Caribbean, as well as from publications that focus on Pan-American issues. Produced by the Department of Latin American Bibliography of UNAM, the National University of Mexico.