1. New aspects of syngas production and use
2. J.R. Rostrup-Nielsen, Proceedings of the NATO ASI: Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges and Opportunities, 6–19 July 2003, Vilamoura, Algarve, Portugal, p. 199.
3. D. Trimm, Proceedings of the NATO ASI: Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges and Opportunities, 6–19 July 2003, Vilamoura, Algarve, Portugal, p. 39.
4. D. Trimm, Proceedings of the NATO ASI: Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges and Opportunities, 6–19 July 2003, Vilamoura, Algarve, Portugal, p. 51.