Scope
Clase and Periódica are two separate databases that are available as a single standalone database.  Clase indexes documents published in Latin American and Caribbean journal specializing in the social sciences and humanities.  It includes more than 170,000 references from more than 1,200 journals and other materials.   Periódica includes citations to articles and other documents from over 1,400 Latin American and Caribeean scientific and technological journals published in Latin American and the Caribbean.  Among the subject covered are agricultural sciences, biology, physics, geoscience, engineering, medicine and chemistry.  Citations are in Spanish.

Coverage
Clase:  1975 to the present.
Periódica: 1978 to the present
Clase/Periódica is updated quarterly

Searching
Before you begin your search break down your topic by concept.  The Clase/Periódica  advanced search screen provides search boxes to enter your search topic(s).  Concepts can be in Spanish, English or Portugese.   However, use of Spanish keywords that describe the topic will provide a greater number of possible matches.    English language searches return the next highest number of hits as some articles have English identifiers.

For example:

"Mujeres and Actitudes" returns 19 hits (Spanish)
"Women and Attitudes" returns 9 hits  (English)
"Mulheres and Atitude" returns 0 hits (Portugese)

Search Limits
Numerous limits can be applied to the search by using the Keyword pull-down menu in the advanced search screenincluding but not limited to "author,"  "identifier,"  "source" or  "title."

Also, the search can be limited to either just Clase or Periódica by selecting the specific database under "Database Name Phrase." Date limits are easily conducted by entering the years to be searched in the search box "year."  For example, to limit a search to form 2000 to the present enter "2000-2004".

Printing
Mark record if on List of Records display screen and click on "Print" in the Clase/Periódica  tool bar not the Explorer tool bar. Follow the  prompts to retreive your article from the networked printing station.  If you have selected an idividual citation click on "Print" in the Clase/Periódica  tool bar not the Explorer tool bar.  Follow the  prompts to retreive your article from the networked printing station. 

E-mail
Mark record if on List of Records display  screen and click on "E-mail" in the Clase/Periódica  tool bar not the Explorer tool bar.  If you have selected an idividual citation click on "E-mail" in the Clase/Periódica  tool bar not the Explorer tool bar.   You must enter your e-mail address.  You may also enter a Subject and Note, if needed.  Click "Send."

Need Material Not Available at CSULB?
Many of the articles in Clase/Periódica will not be available at the University Library.  You must interlibrary loan the sources you need via  ILLIAD.  This process normally takes three to ten days.  Articles are oftened sent directly to the requester as an e-mail attachment.  This service is limited to CSULB students and staff.