P. J. Cousins, “LUTHER’S POOR REFORM AND CHRISTIAN LIBERTY”, Vox Script. – Rev. Teol. Intern., vol. 6, no. 2, pp. 263–275, Dec. 1996, doi: 10.25188/FLT-VoxScript(eISSN2447-7443)vVI.n2.p263-275.PJC.