Google Developers Blog: Local Home SDK ready for Actions
Google Developers Blog: Actions on Google at I/O 2019: New tools for web, mobile, and smart home developers
Local fulfillment | Actions on Google Smart Home | Google Developers
Build a smart home service for the Actions on Google Client Library v2 | by Nick Felker | Google Developers | Medium
Create a smart home Action | Actions on Google Smart Home
Google Assistant Smart Home Part 2: API Implementation | by Daniel Myers | Google Developers | Medium