1. Adams, Richard E. W., 1995 The Programme for Belize Regional Archaeological Project: 1994 Interim Report, Introduction. In Richard E. W. Adams and Fred Valdez, Jr. (eds) 1995, pp. 1-15. The University of Texas at San Antonio. San Antonio.
2. Adams, Richard E. W. and Fred Valdez, Jr. (editors), 1993 The Programme for Belize (PfB) Archaeological Project: Report of Field Activities, 1992. The University of Texas at San Antonio, San Antonio.
3. Adams, Richard E. W. and Fred Valdez, Jr. (editors), 1994 The Programme for Belize Archaeological Project: 1994 Interim Report. Center for Archaeology and Tropical Studies, San Antonio.
4. Adams, Richard E. W. and Fred Valdez, Jr. (editors), 2003 Ixcanrio Research Reports 1 & 2: The 1990 and 1991 Seasons. The University of Texas at San Antonio. San Antonio.
5. Adams, Richard E. W., V. Scarborough, L. Levi, S. Walling, N. Dunning, B. Lewis, L. Shaw, E. King, L. Sullivan, K. Reese-Taylor, and F. Valdez, Jr., 2004 Programme for Belize Archaeological Project: A History of Archaeological Research. In Research Reports in Belizean Archaeology, Institute of Archaeology, NICH, Belize, Volume 1:175-184.