Nordli Øyvind, Wyszyński P., Gjelten H. M., Isaksen K., Łupikasza E., Niedźwiedź T., and Przybylak R. “Revisiting the Extended Svalbard Airport Monthly Temperature Series, and the Compiled Corresponding Daily Series 1898–2018”. Polar Research, vol. 39, June 2020, doi:10.33265/polar.v39.3614.