Google API Design Guide: This is a general design guide for networked APIs. It has been used inside Google since 2014 and is the guide we follow when designing Cloud APIs and other Google APIs. It is shared here to inform outside developers and to make it easier for us all to work together.
RESTful API Designing guidelines — The best practices : The API is like an artist performing on stage, and its users are the audience
2017-REST API — Back to Basics: In this post, I will try to address these issues by going back to the thesis of Roy Fielding’s dissertation Architectural Styles and the Designs of Network Based Architectures
REST is the new SOAP: REST promised simplicity and delivered complexity. REST promised robustness and delivered fragility. REST promised interoperability and delivered heterogeneity. REST is the new SOAP. A Response to REST is the new SOAP think the entire article is full of common misunderstandings about REST and HTTP.