SpringerLink (Online service), Derouane, E. G., Parmon, V., Lemos, F., & Ramôa Ribeiro, F. (2005). Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities: Proceedings of the NATO Advanced Study Institute on Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities Vilamoura, Portugal 6–18 July 2003. Springer Netherlands.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Eric G. Derouane, Valentin Parmon, Francisco Lemos, και Fernando Ramôa Ribeiro. Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities: Proceedings of the NATO Advanced Study Institute on Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities Vilamoura, Portugal 6–18 July 2003. Dordrecht: Springer Netherlands, 2005.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities: Proceedings of the NATO Advanced Study Institute on Sustainable Strategies for the Upgrading of Natural Gas: Fundamentals, Challenges, and Opportunities Vilamoura, Portugal 6–18 July 2003. Springer Netherlands, 2005.
