Тітов, Т., О. Диха, О. Гордієнко, and О. Груздєва. “Titov T. S., Dykha O. V., Gordienko O. A., Gruzdeva O. V. Analysis of Antiwear Properties of N, N-Dialkyldithiocarbamates of Some 3d-Metals As Additives for Industrial Oils.”. Problems of Tribology, Vol. 67, no. 1, July 2014, pp. 105-13, http://tribology.khnu.km.ua/index.php/ProbTrib/article/view/154.