A statement of editorial policy appeared in Vol. A short title for use as running head is also required. Please also supply phone and fax numbers, as well as your e-mail address. Include only when essential. Number them consecutively and type them at the foot of the appropriate page.
Tables require a heading and figures a legend, also prepared on a separate sheet.
Due to technical reasons, figures with a screen background should not be submitted. On the back of each illustration, indicate its number, the author s name, and 'top' with a soft pencil. Color illustrations are reproduced at the author s expense. The list of references should include only those publications which are cited in the text. References should be listed alphabetically according to the last name of the first author.