The language of the journal is English. Papers should deal with original research not previously published or being considered for publication elsewhere. The submitted paper should be accompanied by a list of 3 potential referees, with names, emails, telephone and fax numbers, and addresses. The text should be typed using Word (version 6 and onwards) including tables and captions. The files can be sent as attachments to email and/or be submitted on a CD to the editorial office.