Sulborska , A., K. Piotrowska-Weryszko, E. Weryszko-Chmielewska, A. Lipiec, G. Siergiejko, M. Ziemianin, K. Dąbrowska-Zapart, E. Kalinowska, D. Jurkiewicz, M. Puc, and P. Rapiejko. “Analysis of the Concentration of Tilia Sp. Pollen in Selected Polish Cities in 2020”. Alergoprofil, Vol. 16, no. 4, Dec. 2020, pp. 21-26, doi:10.24292/01.AP.164311220.4.