Mammedov K.A., Hamidova N.S., и Ulkar Kamal Huseynova. 2020. «DIAGNOSIS OF THE CORROSION STATE OF HYDRAULIC STRUCTURES IN THE CASPIAN SEA IN ORDER TO PREVENT ENVIRONMENTAL DAMAGE». «Вестник НАН РК», вып. 3 (июнь):111-18. http://89.250.84.46/bulletin-science/article/view/474.