1. Methods for the biological treatment of exhaust gases;Shoda,1991
2. Exhaust gas purification;Ottengraf,1986
3. BIOX hydrogen sulfide abatement process-application analysis;Gallup;Trans. Geotherm. Resour. Councl.,1996
4. Controlling H2S emission;Nagl;Chem. Eng.,1997
5. Cost benefits of biological odour control;Elridge;Ind. Waste Mangt.,1992