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 * [Paul Draper](https://www.lucidchart.com/techblog/2017/03/15/package-management-stop-using-version-ranges/) - (2017) Package Management: Stop Using Version Ranges
 * [Kartik Agaram](http://akkartik.name/post/versioning) - (2017) The cargo cult of versioning
 * [joelparkerhenderson/versioning](https://github.com/joelparkerhenderson/versioning) - notes and summary of article "The cargo cult of versioning"
+* [Marc Eaddy](https://testing.googleblog.com/2017/11/obsessed-with-primitives.html) - (2017) Code Health: Obsessed With Primitives?
+* [Chris Wheeler](http://chriswheeler.blogspot.be/2005/05/my-favourite-smells.html) - (2005) My Favourite Smells / about primitive obsession 
 
 ## Database
 * [jOOQ Blog](https://blog.jooq.org/) - best practices and lessons learned about writing Java and SQL code