© Milka Asenova. This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Citation:
Asenova M (2020) Geoecological aspect of homeland science in non-formal education on environmental protection. Journal of the Bulgarian Geographical Society 43: 17-24. https://doi.org/10.3897/jbgs.2020.43.3 |