Dobrosmyslova Irina Anatolievna, Sazanova Alevtina Anatolyevna, Semenov Vladimir Grigoryevich, Tuleubayev Zhaxybay, Yesembekova Zinagul Tursynkaliyevna, и Ziyaeva Gulnar. 2021. «PLANT GROWTH AND BIOLOGICAL PRODUCTIVITY AFTER PROCESSING WITH MICROELEMENTS». «Вестник НАН РК», вып. 1 (февраль):74-80. http://189185.vm7pq.group/bulletin-science/article/view/154.