Helsinki 1975 • encouraging meetings among representatives of competent organizations and relevant firms to examine measures within their field of activity — such as the simplification of orders, time limits for sending supplies and modalities of payment — which might facilitate international commercial exchanges of books; • promoting the loan and exchange of films among their film institutes and film libraries; • encouraging the exchange of information among interested parties concerning events of a cultural character foreseen in the participating States, in fields where this is most appropriate, such as music, theatre and the plastic and graphic arts, with a view to contributing to the compilation and publication of a calendar of such events, with the assistance, where necessary, of the appropriate international organizations; • encouraging a study of the impact which the foreseeable development, and a possible harmonization among interested parties, of the technical means used for the dissemination of culture might have on the development of cultural co-operation and exchanges, while keeping in view the preservation of the diversity and originality, of their respective cultures; • encouraging, in the way they deem appropriate, within their cultural policies, the further development of interest in the cultural heritage of the other participating States, conscious of the merits and the value of each culture; • endeavouring to ensure the full and effective application of the international agreements and conventions on copyrights and on circulation of cultural property to which they are party or to which they may decide in the future to become party. Access To promote fuller mutual access by all to the achievements — works, experiences and performing arts — in the various fields of culture of their countries, and to that end to make the best possible efforts, in accordance with their competence, more particularly: • to promote wider dissemination of books and artistic works, in particular by such means as: facilitating, while taking full account of the international copyright conventions to which they are party, international contacts and communications between authors and publishing houses as well as other cultural institutions, with a view to a more complete mutual access to cultural achievements; recommending that, in determining the size of editions, publishing houses take into account also the demand from the other participating States, and that rights of sale in other participating States be granted, where possible, to several sales organizations of the importing countries, by agreement between interested partners; 20 OSCE Human Dimension Commitments