Books: In French, there is the book "Green Service Design" that was written by Florie Bugeaud-Rémond, who is also the founder of beewö a sustainable-focused service design agency.

White Paper: The agency Koos Service Design has created a white paper called "Service Design for a Circular Economy" that highlights five steps on how to make your circular vision concrete

Models: Jorge Sierra-Pérez, Jorge Grenha Teixeira, Carlos Romero-Piqueras and Lia Patrício have written a paper called "Designing sustainable services with the ECO-Service design method: Bridging user experience with environmental performance" in the Journal of Cleaner Production.

Principles: The agency Snook has created a list of 8 Principles for Designing Sustainable Services.