“SPA AND WELLNESS - INNOVATIONS AND GOOD ANTI- STRESS PRACTICES IN BULGARIA AS ADDITION TO SEA AND CULTURAL TOURISM”. TRAKIA JOURNAL OF SCIENCES 23, no. Supplement 1 (October 20, 2025): 5. Accessed October 22, 2025. https://tjs.trakia-uni.bg/index.php/tjs/article/view/161.