https://www.unam.mx/ Content Type OA ? PCA ? Books (Back List, Front List) No Yes Request a holdings comparison Portico provides a free holdings comparison service to compare a library’s journal or book holdings to the Portico archive. Search titles and ISSNs by keyword: Show: E-Books All0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Titles start with J (1) Information Juárez: visiones desde el presente, Ed. SPE - Special edition, 1 Author/Editor: Jorge F. Hernández,Silvestre Villegas Revueltas,Ignacio Padilla,Adriana Gutiérrez Hernández,José Antonio González de León