Describes four document type definitions and additional facilities conforming to AS 3514. It is identical with, and has been reproduced from, ISO 12083:1994.RECONFIRMATION NOTICETechnical Committee Click here and type Committee Number has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 22 January 2016.Approved for reconfirmation in New Zealand on behalf of the Standards Council of New Zealand on 18 May 2016.The following are represented on Technical Committee Click here and type Committee Number:Australian Computer SocietyAustralian Library and Information AssociationCouncil of Australian University LibrariansCSIROEducation