Hankey A. Following the Lucas Argument to Completion: J.R. Lucas, 18 June 1929 – 5 April 2020, In Memoriam. Cosmos and History [Internet]. 2021 Jul. 30 [cited 2025 Mar. 24];17(1):265-78. Available from: http://cosmosandhistory.org/index.php/journal/article/view/932