@Article{amtd-7-5829-2014,
AUTHOR = {Bennouna, Y. S. and Cachorro, V. and Burgos, M. A. and Toledano, C. and Torres, B. and de Frutos, A.},
TITLE = {Relationships between columnar aerosol optical properties and surface particulate matter observations in north-central Spain from long-term records (2003--2011)},
JOURNAL = {Atmospheric Measurement Techniques Discussions},
VOLUME = {7},
YEAR = {2014},
PAGES = {5829--5882},
URL = {https://amt.copernicus.org/preprints/7/5829/2014/},
DOI = {10.5194/amtd-7-5829-2014}
}