KRZYŻANIAK-SITARZ, Magdalena. Influence of graduation towers in Inowrocław Spa Park (Poland) on chemical parameters of Mollic Gleysols. Ecological Questions. Online. 8 July 2011. Vol. 14, pp. 73-75. [Accessed 19 July 2024]. DOI 10.12775/v10090-011-0021-8.