| | Wendebourg, Dorothea, 195... | Die eine Christenheit auf Erden : Aufsät... | 2000 | | 1 bibl. |
| | Drăgoi, Macarie, 1977- | Orthodox and Greek Catholics in Transylv... | 2015 | | 1 bibl. |
| | Diefendorf, Barbara B., 1... | Planting the cross : Catholic reform and... | 2019 | | 1 bibl. |
| | Shin, Min Seok | The Great Persecution : a historical re-... | 2018 | | 1 bibl. |
| | Mecherry, Antony | Testing ground for Jesuit accommodation ... | 2019 | | 2 bibl. |
| | Van Kley, Dale K., 1941- | Reform Catholicism and the international... | 2018 | | 1 bibl. |
| | De Young, Stephen | The religion of the apostles : Orthodox ... | 2021[2021] | | 1 bibl. |
| | FitzGerald, Frances, 1940... | The Evangelicals : the struggle to shape... | 2017 | | 2 bibl. |
| | | The Acts of the Second Council of Nicaea... | 2020 | | 1 bibl. |
| | Bijsterveld, Arnoud-Jan A... | Do ut des : gift giving, memoria, and co... | 2007 | | 2 bibl. |