Mokin, Vitaliy, and Marian Viktorov. “THE OPTIMUM CHOICE OF GIS-PROGRAMS FOR INTERNET MAPPING OF THE ECOLOGICAL MONITORING DATA”. Scientific Works of Vinnytsia National Technical University, no. 2 (December 2, 2015). Accessed May 3, 2024. https://works.vntu.edu.ua/index.php/works/article/view/78.