Topuzov, Oleh M., Liubov P. Vishnikina, Viktor M. Samoilenko, and Tetiana S. Yaprynets. 2019. “MODERNIZATION OF GEOGRAPHIC EDUCATION AT HIGH SCHOOL: GEOINFORMATION TRAINING MODELS”. Information Technologies and Learning Tools 73 (5), 174-84. https://doi.org/10.33407/itlt.v73i5.3190.