Conference: 2. semi-annual Office of Technology Development (OTD) information meeting,Houston, TX (United States),26-28 Jan 1993; Other Information: PBD: [1992]
Conference: Workshop on engineering partnerships for sustainable development in conjunction with prep con IV of the United Nations conference on environment and development,New York, NY (United States),1-3 Mar 1992; Other Information: PBD: 27 Feb 1992