H. Y. Tammemagi
Bernd Bilitewski
Unknown Author
T. V. Ramachandra
Abfalltechnisches Kolloquium (62nd 1992 Universität Stuttgart)
Paul Relis
Hans Y. Tammemagi
H. Lanier Hickman
Council for Agricultural Science and Technology
California Integrated Waste Management Board.
South Pacific Applied Geoscience Commission
Robert Lisney
United States. Environmental Protection Agency. Office of Solid Waste and Emergency Response
Pamela Severini
Manitoba Regional Waste Management Task Force
Susan A Thorneloe
Eugénio Giraldo Gómez
Foro Regional de Residuos Sólidos (1st 2004 Culiacán, Mexico).