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Adelina Miteva Space Research and Technology Institute – Bulgarian Academy of Sciences (Bulgaria) https://doi.org/10.53656/str2021-4s-5-nano Abstract. Nanotechnologies are practically applicable in...

Hristina Yordanova, Minko Pondev National Police General Directorate, National Centre for Security of Sport Events (Bulgaria) https://doi.org/10.53656/str2021-4s-4-influ Abstract. The development...

Prof. Tatiana Iancheva, DSc. National Sports Academy “Vassil Levski” (Bulgaria) https://doi.org/10.53656/str2021-4s-3-psycho Abstract. The pandemic COVID 19 has posed unprecedented ordeals...

Colonel Assoc. Prof. Petko Dimov Rakovski National Defence College – Sofia (Bulgaria) https://doi.org/10.53656/str2021-4s-2-fake Abstract. This report examines the phenomenon of...

Dr. Eyal Pinko Bar-Ilan University (Israel) https://doi.org/10.53656/str2021-4s-1-risk Abstract. The digital era and the increasing technological reliance of sport are showing...

Табаков, С., 2020. Опит за история на град Сливен, Т. I (трето издание), София: БАРАКА, 732 стр.; Табаков, С., 2021....

Стоянович, П., 2021. Пътят към София. Произход, образование и мотивация на принц Фердинанд Сакс-Кобургски и Готски за мисията в България....

Проф. д.н. Костадин Паев Югозападен университет „Неофит Рилски“ Отвори пълния текст Резюме. За дигиталното обучение се говори отдавна. За съжаление,...

Assoc. Prof. Аndrii Chutkyi, DSc. Taras Shevchenko National University of Kyiv (Ukraine) https://doi.org/10.53656/his2021-4-5-ukra Abstract. The paper discusses the life of...

Assoc. Prof. Iryna Mironova, DSc. Dr. Nataliia Shevchenko Petro Mohyla Black Sea National University (Ukraine) https://doi.org/10.53656/his2021-4-4-land Аbstract. The article is...