Energy Technology R&D: What could make a difference? (1989). Part I, Synthesis Report, ORNL-6541/VI, Oak Ridge TN, USA.
Energy Technologies for Reducing Emissions of Greenhouse Gases. (1989). Proceedings of an Experts' Seminar, Volumes 1 and 2. OECD, Paris.
Options for Reducing Greenhouse Gas Emission. (1990). Edited by Diane Fisher. SEI, Stockholm, Sweden.
Policy Options for Stabilizing Global Climate. (1990). Edited by D.A. Lashof and D. Tirpak. Report 21 P-2003.1, December, 1991. US/EPA Office of Planning and Evaluation, Washington D.C.