In September 2022, a colloquium was held at the University of Fribourg in collaboration with the Institute for Ecumenical Studies and the Ecumenical Research Group at the Istituto di Teologia Ecumenico-Patristica in Bari. The contributions have now been published in book form, edited by Francesco Scaramuzzi.

The book contains contributions by Guido Vergauwen, Viorel Ionita, Pierre Gisel, Giusepe Guglielmi, Hans-Christoph Askani, Mihail Comanoiu, Vincenzo Di Pilato, Adrian Craciun, Pawel Gajewski, Jean Pual Lieggi and Francesco Scaramuzzi.

Link to the book description