Yurchenko, O.I., Baklanova, L.V., Chernozhuk, T.V. and Baklanov, A.N. 2017. The use of ultrasound at electrothermal atomicabsorption analysis of bakery products on toxic elements. Kharkiv University Bulletin. Chemical Series. 28 (Jun. 2017), 73-79. DOI:https://doi.org/10.26565/2220-637X-2017-28-11.