Notes on the True Date of the October Festival of St Regulus of St Andrews, as bearing on the suggested Identification of St Regulus and the Irish St Riaghail. PSAS [Internet]. 1893 Nov. 30 [cited 2025 Dec. 16];27:247-54. Available from: https://journals.socantscot.org/index.php/psas/article/view/6518