@article{Petrov_2021,
title={Didactic Differences in Bulgarian History Textbooks for Grade 10},
volume={29},
ISSN={2534-8418},
url={http://dx.doi.org/10.54664/fjyy6229},
DOI={10.54664/fjyy6229},
number={1},
journal={Epohi},
publisher={"St. Cyril and St. Methodius" University of Veliko Tarnovo},
author={Petrov,
Svetozar},
year={2021},
month=jun }