화학공학소재연구정보센터
Clean Technology, Vol.2, No.2, 30-41, December, 1996
The Air Pollution Prevention and Control Division's Program within U.S. EPA's Office of Research and Development
  1. USEPA, Unfinished Business: A Comparative Assessment of Environmental Problems: Office of Policy, Planning and Evaluation, Overview Report (NTIS PB 88-127048) February (1987)
  2. USEPA, Reducing Risk: Setting Priorities and Strategies for Environmental Protection, SAB-EC-90-021 (1992)