1999. John Byrne, Young-Doo Wang, et al. Proceedings of the 20th North American Conference of the U.S. Association for Energy Economics, Orlando, FL, August 1999. Pp. 319-328.
Efficient Global Warming: Contradictions in Liberal Democratic Responses to Global Environmental Problems.
John Byrne and Sun-Jin Yun. 1999. Bulletin of Science,Technology and Society. Vol. 19, No. 6: 493-500.
Evaluating the Persistence of Residential Water Conservation: A 1992-97 Panel Study of a Water Utility Program in Delaware.
1999. Young-Doo Wang, John Byrne, Jaeshuck Song and Sun-Jin Yun. Journal of the American Water Resources Association. Vol. 35,No. 5 (October): 1269-1276.