[DDI-users] Controlled Vocabularies

Papageorgiou, Ioanna ddi-users@icpsr.umich.edu
Thu, 3 Oct 2002 12:22:56 +0100


Dear All,

I am trying to understand controlled vocabularies. However, I am having a
hard time finding in depth references about the subject. Could someone help
out by passing on some references or location of material? thanks

best regards
Joanna