https://www.frissonfoundation.org.uk/projects-1/on-the-day 2021-06-08 https://www.frissonfoundation.org.uk/projects-1/an-intro 2021-06-08 https://www.frissonfoundation.org.uk/projects-1/sign-at-the-gate-mmd-an-overview 2021-06-08