Martin, R. (2021, 31. January). A study into the balance of risks to mental and physical health from the 2020 lockdown and cessation of training for Brazilian Jiu Jitsu (BJJ) players in the UK versus the risks to physical health from Covid-19. Zugriff unter https://www.ukbjja.org/wp-content/uploads/2021/01/Study-into-the-effects-of-lockdown-on-the-BJJ-community-versus-risks-from-Coronavirus.pdf
APA (7th ed.) CitationMartin, R. (2021). A study into the balance of risks to mental and physical health from the 2020 lockdown and cessation of training for Brazilian Jiu Jitsu (BJJ) players in the UK versus the risks to physical health from Covid-19.
Chicago Style (17th ed.) CitationMartin, R. A Study into the Balance of Risks to Mental and Physical Health from the 2020 Lockdown and Cessation of Training for Brazilian Jiu Jitsu (BJJ) Players in the UK Versus the Risks to Physical Health from Covid-19. 2021.
MLA (9th ed.) CitationMartin, R. A Study into the Balance of Risks to Mental and Physical Health from the 2020 Lockdown and Cessation of Training for Brazilian Jiu Jitsu (BJJ) Players in the UK Versus the Risks to Physical Health from Covid-19. 2021.