Fig. 2 Suggested set-up of an international mechanized 
  
information system 
  
  
  
HR iu 
TS Regional 
centres 
o © 
Basic compilation and coding 
of bibliographical information 
"Regional data files" 
  
  
  
  
e e Centre 
  
  
  
Collection and integration 
of regional data files 
"Comprehensive data bank" — 
  
  
  
  
  
  
  
Bibliographical listing 
Sorting 
KWIC Indexing 
"se