1.
Glushkova T, Tabakova-Komsalova V. AN APPROACH FOR DEVELOPMENT AND APPLICATION OF CPSS- EDUCATIONAL ENVIRONMENTS IN BULGARIAN SCHOOL. PNS [Internet]. 2021Oct.24 [cited 2026Nov.5];2:20-6. Available from: https://ojs.cbuic.cz/index.php/pns/article/view/148