Center figure captions beneath the figure. If possible, do not assemble figures at the back of your article, but place them as close as possible to where they are mentioned in the main text. Figures can span the two columns. Table headings should be placed above the table. Place tables as close as possible to where they are mentioned in the main text.
Tables can span the two columns.
2.7 References References to the literature should be mentioned in the main text by an Arabic number in square brackets. Fine Tuning - Do not end a page with a section or subsection heading. A Document Preparation System. Addison-Wesley Publishing Company, 1986. A really great journal paper.