We have noticed that couple of reference links under latest/guides/onap-user/design/pre-onboarding are not populating. It could be due to extra back quote in the .rst file.

File path: docs/guides/onap-user/design/pre-onboarding/index.rst

Current content:

:ref:``VNF and PNF Modeling Requirements<vnfrqts-requirements:master_index>`

:ref:``ONAP Management Requirements<vnfrqts-requirements:master_index>`

Below can fix the issue by removing extra backquote:

:ref:`VNF and PNF Modeling Requirements<vnfrqts-requirements:master_index>`

:ref:`ONAP Management Requirements<vnfrqts-requirements:master_index>`