1.     MaryCarol R. Hunter, Brenda W. Gillespie, Sophie Yu-Pu Chen. Urban Nature Experiences Reduce Stress in the Context of Daily Life Based on Salivary BiomarkersFrontiers in Psychology, 2019; 10 DOI: 10.3389/fpsyg.2019.00722

2.     Sharma, M., & Rush, S. E. (2014). Mindfulness-Based Stress Reduction as a Stress Management Intervention for Healthy Individuals: A Systematic Review. Journal of Evidence-Based Complementary & Alternative Medicine19(4), 271–286.

3.     Karmel W. Choi, Chia-Yen Chen, Murray B. Stein, Yann C. Klimentidis, Min-Jung Wang, Karestan C. Koenen, Jordan W. Smoller. Assessment of Bidirectional Relationships Between Physical Activity and Depression Among AdultsJAMA Psychiatry, 2019; DOI: 10.1001/jamapsychiatry.2018.4175

4.     Lewis, D. (2009), Galaxy Stress Research. Mindlab International, Sussex University, UK.

5.     Almedom, A. M. 2015. Understanding human resilience in the context of interconnected health and social systems: Whose understanding matters most? Ecology and Society 20(4):40.