Khabarov, Y., Khabarov, Yuri, Shergin, A.. "GALVANOCHEMICAL SYNTHESIS OF IRON LIGNOSULFONATE AND ITS ANTICHLOROSIS EFFECT WHEN GROWING LUPINE ON CALCAREOUS SOIL." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Water Resources. Forest, Marine and Ocean Ecosystems, 2019, pp. 225-230. https://doi.org/10.5593/sgem2019/3.2/s13.030