Mammedov K.A., Hamidova N.S., и Ulkar Kamal Huseynova. «DIAGNOSIS OF THE CORROSION STATE OF HYDRAULIC STRUCTURES IN THE CASPIAN SEA IN ORDER TO PREVENT ENVIRONMENTAL DAMAGE». «Вестник НАН РК», вып. 3, июнь 2020 г., сс. 111-8, http://189185.vm7pq.group/bulletin-science/article/view/474.