TY  - CPAPER
AU  - Maya Vasileva
TI  - OPPORTUNITIES FOR OPERATIONALIZING THE PRINCIPLE FOR SUSTAINABLE DEVELOPMENT IN GEOGRAPHY TRAINING
T2  - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Ecology, Economics, Education and Legislation
PY  - 2020
SP  - 813
EP  - 820
DO  - 10.5593/sgem2020/5.2/s22.100
PB  - STEF92 Technology
ER  -