# [ref_impl_eiffel] [685] Changes to enable specialised archetypes in flat form (i.e. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2008-07-05 07:04 UTC **Views:** 4 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-685-changes-to-enable-specialised-archetypes-in-flat-form-i-e/13596 --- ## Post #1 by @svn1 Revision: 685 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-685-changes-to-enable-specialised-archetypes-in-flat-form-i-e/13596 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-685-changes-to-enable-specialised-archetypes-in-flat-form-i-e/13596