M13-Release-Notes.md

@@ -20,5 +20,7 @@ For detailed services that are included in this release, please refer to [M13 ta
     - PPDM Governed Reference Value Lists, <br> including `BitType:1.0.1`, `SeismicMigrationType:1.0.1`, `SeismicPickingType:1.0.1`, `SeismicWaveType:1.0.1`, `VerticalMeasurementType:1.0.1`. <br> [Changes are documented here](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.16.0/ReferenceValues/ChangeLogs/M13/README.md). 
     - External Data Services added 2 reference value lists `OAuth2FlowType:1.0.0` and `SecuritySchemeType:1.0.0`.
     - 17 Perforation related reference value lists, some with preliminary content.
+  - _Updated [Glossary](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.16.0/Guides/Chapters/91-Glossary.md)_
+  - _Extended [Schema Usage Guide](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.16.0/Guides/README.md), specifically a new section about [OSDU Schemas](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.16.0/Guides/Chapters/93-OSDU-Schemas.md)_ 
 
 - `Core and Helper Services`
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