text: /**
   * @author Titus Wormer
   * @copyright 2015 Titus Wormer
   * @license MIT
   * @module remark:stringify:visitors:footnote-reference
   * @fileoverview Stringify a footnote reference.
   */
  
  'use strict';
  
  /* Expose. */
  module.exports = footnoteReference;
  
  /**
   * Stringify a footnote reference.
   *
   * @param {Object} node - `footnoteReference` node.
   * @return {string} - Markdown footnote reference.
   */
  function footnoteReference(node) {
    return '[^' + node.identifier + ']';
  }
  