Citação norma APA

Popa, M. E., Vollmer, M. K., Jordan, A., Brand, W. A., Pathirana, S. L., Rothe, M., & Röckmann, T. (2014). Vehicle emissions of greenhouse gases and related tracers from a tunnel study: CO : CO<sub>2</sub>, N<sub>2</sub>O : CO<sub>2</sub>, CH<sub>4</sub> : CO<sub>2</sub>, O<sub>2</sub> : CO<sub>2</sub> ratios, and the stable isotopes <sup>13</sup>C and <sup>18</sup>O in CO<sub>2</sub> and CO. Copernicus Publications.

Citação norma Chicago

Popa, M. E., M. K. Vollmer, A. Jordan, W. A. Brand, S. L. Pathirana, M. Rothe, and T. Röckmann. Vehicle Emissions of Greenhouse Gases and Related Tracers from a Tunnel Study: CO : CO<sub>2</sub>, N<sub>2</sub>O : CO<sub>2</sub>, CH<sub>4</sub> : CO<sub>2</sub>, O<sub>2</sub> : CO<sub>2</sub> Ratios, and the Stable Isotopes <sup>13</sup>C and <sup>18</sup>O in CO<sub>2</sub> and CO. Copernicus Publications, 2014.

Citação norma MLA

Popa, M. E., et al. Vehicle Emissions of Greenhouse Gases and Related Tracers from a Tunnel Study: CO : CO<sub>2</sub>, N<sub>2</sub>O : CO<sub>2</sub>, CH<sub>4</sub> : CO<sub>2</sub>, O<sub>2</sub> : CO<sub>2</sub> Ratios, and the Stable Isotopes <sup>13</sup>C and <sup>18</sup>O in CO<sub>2</sub> and CO. Copernicus Publications, 2014.

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