Фреїк, Дмитро Михайлович, et al. “FEATURES OF TRANSPORT PHENOMENA IN LEAD CHALKOGENIDE THIN SEMICONDUCTOR FILMS (review)”. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, no. 1(5), Mar. 2019, pp. 155-76, https://pvntsh.nung.edu.ua/index.php/number/article/view/320.