Spatio-Temporal Modeling of Grass and Birch Pollen in Belgium, Delcloo, Andy, Verstraeten Willem W., Kouznetsov Rostislav, Bruffaerts Nicolas, Dujardin Sébastien, Hendrickx Marijke, and Sofiev Mikhail , Air Pollution Modeling and its Application XXVII, November 2021, Number 118, Berlin, Heidelberg, p.113 - 118, (2021)