1. Methane: Fuel of the Future;McGeer,1982
2. Methane from Community Wastes;Isaacson,1991
3. Combustion;Glassman,1987
4. Casaret and Doull's Toxicology;Klaasen,1986
5. Determination of Polycyclic Aromatic Hydrocarbon Emissions form Stationary Sources;CARB, California Air Resources Board,1989