Some issues also have distinctive titles and are called número monográfico.
Access
Access limited to licensed institutions.
Numbering
Some numbers issued in combined form.
Two issues published in 1997-1999.
Vol. 46 (2017) preceded by vol. 46, núm. especial (2017).
Supplement
Some volumes have a special issue.
System Details
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212 MiAaHDL
Language
In Spanish; some issues have abstracts in English and Spanish.
Processing Action
digitized 2010 HathiTrust Digital Library committed to preserve pda MiAaHDL
Note
Description based on: Vol. 1 (1972); title from issue table of contents (publisher's Web site, viewed June 12, 2014).