GRĘŹLIKOWSKI, JANUSZ. Easter communion in Polish synodal legislation of XIII-XVIII centuries. Canon Law. Legal and Historical Quarterly, [S. l.], v. 57, n. 3, p. 127–164, 2014. DOI: 10.21697/pk.2014.57.3.07. Disponível em: https://czasopisma.uksw.edu.pl/index.php/pk/article/view/1416. Acesso em: 8 dec. 2025.