I. Nielsen

Nielsen, I. (1990). Thermae et Balnea. The architecture and Cultural History of Roman Public Baths. II. Catalogue and Plates. n/a. Aarhus: Aarhus University Press.
Nielsen, I. and T. Schioler (1980). ‘The Water System in the Baths of Mithras in Ostia’. ARID IX: 149–159.