User:ClarenceTheShark/sandbox

 Bibliography 


 * The Liber Theoreumacie (1214) and the Early History of the Quadrans Vetus (Journal for the History of Astronomy 2020, Vol. 51(1) 51–74 © The Author(s) 2020 Article reuse guidelines: sagepub.com/journals-permissions DOI: 10.1177/0021828619885504 journals.sagepub.com/home/jha) https://journals.sagepub.com/doi/10.1177/0021828619885504