White paper from the OASIS DITA Adoption Committee. Authored by Kristen James Eberlein, Eberlein Consulting. Published 26 October 2009; updated 22 November 2009. Note that the offical version of this document is the PDF file that is located in the document repository for the OASIS DITA Adoption Committee.

DITA 1.2 introduces the conref push feature, which enables users to insert or replace content in DITA topics and maps. This is accomplished by the introduction of a new @conaction attribute with four values: pushreplace, pushbefore, pushafter, and mark.