Gazzola, P., E. Pavione, D. Grechi, and F. Ferrazzano. “A Worldwide Overview of the Wellness Economy Market: The Technogym and Peloton Case Studies”. European Scientific Journal, ESJ, Vol. 16, no. 10, Apr. 2020, p. 5, doi:10.19044/esj.2020.v16n10p5.