1. The Environmental Protection Act, 1990, ISBN 0-10-544390-5.
2. The Environmental Protection, Prescribed Processes and Substances, Regulation, 1991, SI 472/1991 and subsequent amendment, ISBN 0-11-752999-0.
3. Life cycle assessment for painting processes: putting the VOC issue in perspective
4. R. Romagoli, V.F. Vetere, CIDEPINT Anales (1994) 249.