DOHNALIK, JAN. “The Significance of the Principle Supplet Ecclesia. From the Can. 209 of the 1917 Code of Canon Law to the Can. 144 of the Current Code - Interpretation and application””. Canon Law. Legal and Historical Quarterly, vol. 60, no. 4, Oct. 2018, pp. 15-40, doi:10.21697/pk.2017.60.4.02.