<!-- * dtd/languages.dtd * * Copyright (c) 2014-2021 Simon Fraser University * Copyright (c) 2000-2021 John Willinsky * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING. * * DTD for language lists. * --> <!ELEMENT languages (language+)> <!ELEMENT language EMPTY> <!ATTLIST language code CDATA #REQUIRED name CDATA #REQUIRED>