Cita APA

Castellanos, P., & Boersma, K. F. (2012). Reductions in nitrogen oxides over Europe driven by environmental policy and economic recession. Nature Publishing Group.

Chicago Style Citation

Castellanos, Patricia, i K. Folkert Boersma. Reductions in Nitrogen Oxides Over Europe Driven By Environmental Policy and Economic Recession. Nature Publishing Group, 2012.

Cita MLA

Castellanos, Patricia, i K. Folkert Boersma. Reductions in Nitrogen Oxides Over Europe Driven By Environmental Policy and Economic Recession. Nature Publishing Group, 2012.