"Średnia dobowa temperatura powietrza". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 3 December 2021. Retrieved 14 February 2022.
"Miesięczna suma opadu". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 9 January 2022. Retrieved 14 February 2022.
"Liczba dni z opadem >= 0,1 mm". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.
"Średnia grubość pokrywy śnieżnej". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.
"Liczba dni z pokrywą śnieżna > 0 cm". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 21 January 2022. Retrieved 14 February 2022.
"Średnia suma usłonecznienia (h)". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.
Krzysztof Napierski (30 June 2011). "Mławski incydent dał nam doświadczenie na przyszłość" [The Mlawa incident gave us experience for the future] (reprint). Wywiad z Romanem Kwiatkowskim (Prezesem Stowarzyszenia Romów w Polsce) w "Głosie Mławy" (Interview with Roman Kwiatkowski, President of the Roma Society of Poland) for the "Voice of Mlawa" magazine. Stowarzyszenie Romow w Polsce (Roma Society of Poland, homepage). Retrieved 13 August 2014.
"Średnia dobowa temperatura powietrza". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 3 December 2021. Retrieved 14 February 2022.
"Miesięczna suma opadu". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 9 January 2022. Retrieved 14 February 2022.
"Liczba dni z opadem >= 0,1 mm". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.
"Średnia grubość pokrywy śnieżnej". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.
"Liczba dni z pokrywą śnieżna > 0 cm". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 21 January 2022. Retrieved 14 February 2022.
"Średnia suma usłonecznienia (h)". Normy klimatyczne 1991-2020 (in Polish). Institute of Meteorology and Water Management. Archived from the original on 15 January 2022. Retrieved 14 February 2022.