<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Schematron</hi> (2016): <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">ISO/IEC 19757-3:2016. Information technology -- Document Schema Definition Languages (DSDL) -- Part 3: Rule-based validation – Schematron.</hi> <ptr xmlns="http://www.tei-c.org/ns/1.0" target="http://standards.iso.org/ittf/PubliclyAvailableStandards/c055982_ISO_IEC_19757-3_2016.zip" />