Kovács-Bokor, Éva, and E. Domokos. “Phytoextraction Potential of Wheat and Study on the Applicable Ratio of Converter Sludge in Some Soil-Sludge Mixtures”. Journal of Applied Technical and Educational Sciences, Vol. 9, no. 4, Dec. 2019, pp. 88-100, doi:10.24368/jates.v9i4.150.