Pietras D. Participation of the Faithful in the Mass Celebrated by the Priests of the Society of Saint Pius X (SSPX) in the Light of the Current Guidelines of the Apostolic See. 10.14746/pst [Internet]. 2022 Dec. 16 [cited 2024 Jul. 18];41:95-118. Available from: https://pressto.amu.edu.pl/index.php/pst/article/view/36355