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      <section id="aliases-references"><div class="header-wrapper"><h2 id="x7-aliases-references"><bdi class="secno">7. </bdi>Aliases / references</h2><a class="self-link" href="#aliases-references" aria-label="Permalink for Section 7."></a></div>
  <p>Instead of having explicit values, tokens can reference the value of another token. To put it another way, a token can be an alias for another token. This spec considers the terms "alias" and "reference" to be synonyms and uses them interchangeably.</p>
