Information systems; their interconnection and compatibility. 

 - Vienna :  IAEA,  1975. 
 - 470 p. :  il. 
 - OIEA, Proceedings series .
 - OIEA, Proceedings series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>DOCUMENTACION -CONGRESOS<br/>INFORMACION -SISTEMAS DE RECUPERACION