Title 16pt in bold Time New Roman.

Name of the author and affiliation 12pt italic bold Time New Roman.

Key words 12pt italics regular Time New Roman.

Main text 12pt regular Time New Roman.

References 10pt usual Time New Roman.

The papers must be prepared in Microsoft Word 2007-2010. For all text, the font should be Times New Roman, 12 pt. Page margins should be selected from 3cm left, 1cm right, 2.5cm top and 3cm bottom, 1cm indent for the first line. Paper must be no less than two pages.