@article{Salvador2012, author = {Salvador, P. and Artíñano, B. and Viana, M. and Alastuey, A. and Querol, X.}, doi = {10.1016/j.atmosenv.2012.04.026}, journal = {Atmospheric Environment}, month = {sep}, pages = {175-185}, title = {Evaluation of the changes in the Madrid metropolitan area influencing air quality: Analysis of 1999–2008 temporal trend of particulate matter}, url = {https://oadoi.org/10.1016/j.atmosenv.2012.04.026}, volume = {57}, year = {2012} }