TY - JOUR A1 - Konovalov, I. B. A1 - Beekmann, M. A1 - Richter, A. A1 - Burrows, J. P. A1 - Hilboll, A. T1 - Multi-annual changes of NOx emissions in megacity regions: nonlinear trend analysis of satellite measurement based estimates JO - Atmos. Chem. Phys. J1 - ACP VL - 10 IS - 17 SP - 8481 EP - 8498 Y1 - 2010/09/08 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/10/8481/2010/ L1 - https://acp.copernicus.org/articles/10/8481/2010/acp-10-8481-2010.pdf DO - 10.5194/acp-10-8481-2010 ER -