Papers presented at an open forum on IFLA core programs held at the 1986 general conference of IFLA include: (1) "The Current Activities of the IFLA International MARC (Machine Readable Cataloging) Programme: International MARC Project--Deutsche Bibliothek (IMP-DB)," (Dieter Wolf, Germany), which reviews the duties of the IMP-DB program and its progress on the "International Guide to MARC Databases and Services," continued work on the "IMP Newsletter," and testing of the UNIMARC format; (2) "Progress Report on the UAP (Universal Availability of Publications) Programme," which reviews activities of program staff during the past year, summarizes research activities and publications, and discusses changes in the chairmanship of the Advisory Committee; (3) "IFLA International Programme for UBC (Universal Bibliographic Control)," which discusses the publication of "Serial Holdings Statements at the Summary Level,""Recommended Standards for Cataloguing-in-Publication," and "International Cataloguing," and summarizes projects in preparation; and (4) "Progress Report on IFLA Core Programme Transborder Data Flow (TDF)" (Cynthia Durance, Canada), which describes the background of the TDF program and progress to date, and provides an outline of proposed program activities. (KM)