1. Standard Methods for the Examination of Water and Wastewater;APHA,1978
2. The analogy between micro-biological reactions and heterogeneous catalysis;Atkinson;Trans. Instn chem. Engrs,1968
3. Quantitative expression of biotransformation rate;Baughman,1980
4. Transport Phenomena;Bird,1960
5. The role of benthic films in the oxygen balance in an East Devon river;Boyle;Wat. Res.,1984