The edition of technical publications has been a regular activity, since 1987, and has corroborated with the founding and development of PORBASE. Contributing to the promotion of documents for normalizing cataloguing practices of the user’s community has also been a constant.

• UNIMARC concise bibliographic format
• UNIMARC concise authorities format
• CDU on-line
• Guidelines for Creation of Author Personal Name Authority Records
• PORBASE Technical Guidelines