Austin, PhD, FDRT, FALS DR. Integrating behavioral activation with humanistic psychology and positive psychology: Applications within the health protection/health promotion model. Am J of Rec Therapy [Internet]. 2019 Jan. 1 [cited 2024 May 1];18(1):9-18. Available from: https://wmpllc.org/ojs/index.php/ajrt/article/view/2407