Captions will be typed in 9 points, in one paragraph, over the full width of the text area and single spaced, above the tables and below the figures. Figure caption, over the full width of the text area, in one paragraph and in nine point. Table I. Table caption, over the full width of the text area, in one paragraph and in nine point italics. No vertical lines should appear in the table. Authors who have access to italic and boldface should use these to identify physical or mathematical variables.
Variables are to be set in normal italic, vectors in boldface.
Physical constants like the Boltzmann constant are also set in normal italic. However, in conformity with the rest of the text, italics should be used if the sub- or superscripts are variables themselves. All references to publications made in the text should be set in a list of references following the text, and presented in alphabetical order. Do not type author and editor names in capitals. The Polar Lights in the Solar System.