1. Bonazzi, M., 1999, Sustainable Development in the Mediterranean: prospects for the olive industry, PhD Thesis (University of Surrey).
2. Sustainability—A Systems Approach;Clayton,1996
3. Engineering for the environment: the New Model Engineer and her role;Clift;Trans IChemE, Part B, Proc Safe Env Prot,1998
4. Legislation's going holistic;Nicholas;The Chemical Engineer,1998
5. Determination of ‘Best Available Techniques’ for integrated pollution prevention and control: A life cycle approach;Nicholas;Trans IChemE, Part B, Proc Safe Env Prot,2000