<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Guidelines for Electronic Text Encoding and Interchange</hi>, edited by TEI Consortium. 1990-, P1--P5. <ptr xmlns="http://www.tei-c.org/ns/1.0" target="http://www.tei-c.org/Guidelines/" />, <ptr xmlns="http://www.tei-c.org/ns/1.0" target="http://www.tei-c.org/Vault/" />