Tempo divino - Utro, Umberto (Libreria editrice vaticana : Edizioni Musei Vaticani, 2019)
Catalog of an itinerant exhibition held at the Musei Vaticani, Città del Vaticano, December 6, 2019-March 29, 2020, and at the Museo diocesano, Ischia, Italy, April 4-September 27, 2020.