Christoph Clavius, S. J. on the reality of Ptolemaic cosmology: Ex suppositione reasoning and the problem of (dis)continuity of early modern natural philosophy By Thomás A S Haddad

https://www.academia.edu/11094413/Christoph_Clavius_S_J_on_the_reality_of_Ptolemaic_cosmology_Ex_suppositione_reasoning_and_the_problem_of_dis_continuity_of_early_modern_natural_philosophy