Donald J. Watts
- Geometrical Ordering of the Garden Houses at Ostia. Dans: Journal of the Society of Architectural Historians, v. 46, n. 3 (septembre 1987). (1987):
- The Role of Monuments in the Geometrical Ordering of the Roman Master Plan of Gerasa. Dans: Journal of the Society of Architectural Historians, v. 51, n. 3 (septembre 1992). (1992):