footnote

The element <footnote> contains bibliographic references or explanations which would take too much space or in any other way would be annoying for the reader in the running text.The element <footnote> is a wrapper around the contents of a footnote. The element <footnote> typically generates a marker (eg, a superscripted number) at the place in the flow of text where it occurs. The footnote itself is then generally presented at the bottom of the page or at the end of the table.Footnotes are used in tables (table footnotes) or in regular text and titles (inline footnotes).Footnotes must not− be used for references and cross-references− include footnotes