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Web sources / Other sources

[1] ECMWF (2023): European centre for medium-range weather forecasts, ERA-5 reanalyses.
https://doi.org/10.24381/cds.adbb2d47

[2] NASA (2023a): Earthdata. Giovanni, https://giovanni.gsfc.nasa.gov/giovanni/

[3] NASA (2023b): Network for the Detection of Atmospheric Composition Change. https://www- air.larc.nasa.gov/missions/ndacc/data.html?station=ny.alesund/ames/o3sonde/

[4] Norwegian Polar Institute (2023): Norwegian Polar Institute Map Data and Services. https://geodata.npolar.no/

[5] TEMIS (2004): Valks, P.J.M., de Haan, J. F., Veefkind, J. P., van Oss R. F. and D.S. Balis, TOGOMI: An improved total ozone retrieval algorithm for GOME, XX Quadrennial Ozone Symposium, 1/6/2004-8/6/2004, C.S. Zerefos (Ed), Athens, University of Athens, pp. 129–130.

[6] WMO (2007): Scientific assessment of ozone depletion: 2006. Global ozone research and monitoring project – rep. 50. World Meteorological Organization.

Software

[7] ESRI (2023): ArcGIS Pro. https://www.esri.com/en-us/arcgis/products/arcgis-pro/overview

[8] Kassambara, A. (2022): Ggpubr: ‘Ggplot2’ Based Publication Ready Plots.
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[9] Wickham, H. (2010): ggplot2: Elegant Graphics for Data Analysis. Journal of Statistical Software, 35.