Portal De Bibliotecas Unam !free! -

: A database dedicated to journals and periodical publications..

A unified search engine allows you to locate materials—books, specialized articles, and thesis—across the entire UNAM library system with a single click. portal de bibliotecas unam

Dirección General de Bibliotecas y Servicios Digitales de Información (DGBSDI) : A database dedicated to journals and periodical

Provides access to thousands of electronic resources, including e-books , e-journals , and professional databases like Scopus , Web of Science , and JSTOR . and professional databases like Scopus