Rétfalvi Balázs took part as a presenter at the centenary conference "The 100 Years of the Premonstratensians in Gödöllő." The event was hosted at the Gödöllő Royal Palace from November 28th to 29th. As an external scientific collaborator of the Fraknói Research Group and the director of the Szombathely Diocesan Archives, he delivered a presentation titled "The Hungarian Visits of Premonstratensian General Hubert Noots (1940–1942)" on the first day of the two-day event.
The Vilmos Fraknói Vatican Historical Research Group of the Hungarian Academy of Sciences and the Péter Pázmány Catholic University was established in the June of 2012 as the ‘Impetus’ Church History Research Group in the frame of the Church History Research Institute of the University founded by Rector Péter Erdő in 1999. It carries on independently the latter’s publications (Bibliotheca Historiae Ecclesiasticae Universitatis Catholicae de Petro Pázmány Nuncupatae) and researches in Rome and in Vienna, with the involvement of academic and other funding sources.