Clase and Periodica

CLASE indexes documents published in Latin American journals specializing in the social sciences and humanities. PERIODICA covers Latin American journals specializing in science and technology. Offers access to more than 300,000 bibliographic citations from documents published in 2,600 scholarly journals published in the Spanish, Portuguese, French and English languages. Coverage started: Clase: 1975- , Periodica: 1978- . Updated quarterly.