Yurchenko, Oleg I., Olga S. Kalinenko, Larysa V. Baklanova, Aleksandr N. Baklanov, Mikhail A. Dobriyan, and Tetiana V. Chernozhuk. 2014. “Double Frequency Ultrasound at Oils and Fats Sample Preparation for Detection of Lead and Cadmium”. V. N. Karazin Kharkiv National University Bulletin. Chemical Series, no. 24 (October), 126-32. https://doi.org/10.26565/2220-637X-2014-24-15.