Hiya, On Thursday or Friday I added the <schemaRef> element as decided by issue 564 https://github.com/TEIC/TEI/issues/564 Today I wrote a very small bit of prose in the HD chapter to go with this. In case you want to expand, correct, or modify that prose it is show in this commit: https://github.com/TEIC/TEI/commit/c38aaf2abfbb2ed8404aec21f4fa665c864aa28e -James -- Dr James Cummings, James.Cummings@it.ox.ac.uk Academic IT Services, University of Oxford