APA (7th ed.) Citation

Mathieu, P. (2004). Towards the hydrogen era using near-zero CO2 emissions energy systems. Energy, 29(12/15), 1993. https://doi.org/10.1016/j.energy.2004.03.007

Chicago Style (17th ed.) Citation

Mathieu, Philippe. "Towards the Hydrogen Era Using Near-zero CO2 Emissions Energy Systems." Energy 29, no. 12/15 (2004): 1993. https://doi.org/10.1016/j.energy.2004.03.007.

MLA (9th ed.) Citation

Mathieu, Philippe. "Towards the Hydrogen Era Using Near-zero CO2 Emissions Energy Systems." Energy, vol. 29, no. 12/15, 2004, p. 1993, https://doi.org/10.1016/j.energy.2004.03.007.