A covering letter signed by all Authors should make it clear that the final manuscript has been seen and approved by all Authors. Each author should have participated sufficiently in the work to take public responsibility for the content. Papers must be written in English. On the disk label indicate the title, authors, operating system, and word processing program used. Abstract This should be submitted on a separate page, it should describe in less than 250 words exactly what was done, the results obtained and the conclusions drawn.
Abbreviations Use only standard abbreviations.
Avoid abbreviations in the title and abstract. The full term for which an abbreviation stands must precede its first use in the text unless it is a standard unit of measurement. References References should be typed on a separate page and numbered consecutively in the order in which they are first mentioned in the text. Identify references in text, tables, and legends by Arabic numerals in parentheses. Avoid using abstracts as references.