Tomczyk, Arkadiusz M., and Katarzyna Szyga–Pluta. “PERIOD OF INTENSE VEGETATION IN POLAND IN THE YEARS 1966–2015”. Badania Fizjograficzne Seria A - Geografia Fizyczna 9, no. A 69 (December 15, 2018): 239–248. Accessed July 27, 2024. https://pressto.amu.edu.pl/index.php/bfg/article/view/24471.