Miłek, Michał, and Grzegorz Kończak. “ON THE METHOD OF DETECTING CHANGES IN TREND USING PERMUTATION TESTS”. Acta Universitatis Lodziensis. Folia Oeconomica 1, no. 311 (January 7, 2016). Accessed May 15, 2024. https://www.czasopisma.uni.lodz.pl/foe/article/view/502.