ANGELOVA , Gergana; PARVANOV , Petar; CHETRAFILOV , Georgi; KRASTEVA , Nadezhda; KRASTEV , Vladislav. SUSTAINABILITY IN TOURISM CADRE TRAINING AND SELECTION IN BULGARIA. Revista Inclusiones, [S. l.], p. 144–156, 2017. Disponível em: https://revistainclusiones.org/index.php/inclu/article/view/583. Acesso em: 7 feb. 2026.