Voropai, H., B. Dergaliuk, and O. Kavtysh. “EVALUATION OF THE ECONOMIC EFFICIENCY OF RESTORATION OF DRAINAGE SYSTEMS IN THE HUMID ZONE OF UKRAINE: MAKING INVESTMENT DECISIONS”. Land Reclamation and Water Management, no. 2 (December 10, 2022): 51 - 64. Accessed July 27, 2024. http://mivg.iwpim.com.ua/index.php/mivg/article/view/336.