@Article{amt-11-4033-2018,
AUTHOR = {Zara, M. and Boersma, K. F. and De Smedt, I. and Richter, A. and Peters, E. and van Geffen, J. H. G. M. and Beirle, S. and Wagner, T. and Van Roozendael, M. and Marchenko, S. and Lamsal, L. N. and Eskes, H. J.},
TITLE = {Improved slant column density retrieval of nitrogen dioxide and formaldehyde
for OMI and GOME-2A from QA4ECV: intercomparison, uncertainty
characterisation, and trends},
JOURNAL = {Atmospheric Measurement Techniques},
VOLUME = {11},
YEAR = {2018},
NUMBER = {7},
PAGES = {4033--4058},
URL = {https://amt.copernicus.org/articles/11/4033/2018/},
DOI = {10.5194/amt-11-4033-2018}
}