1. US Environmental Protection Agency (EPA), EPA420-F-00-057, Washington, D.C., December 2000
2. US Government Printing Office, Federal Register, vol. 66, no. 12, January 18, 2001, p. 5135.
3. N. Miyoshi, S. Matsumoto, K. Katoh, T. Tanaka, J. Harada, SAE Technical Paper 950809 (1995).
4. The new concept 3-way catalyst for automotive lean-burn engine: NOx storage and reduction catalyst
5. Effect of periodic operation over Pt catalysts in simulated oxidizing exhaust gas