Oleksandra V. Biriukova. Professional training of future bachelors in hotel and restaurant business for quality and safety in the eco-environment. : Доктор філософії : spec.. 011 - Освітні, педагогічні науки : presented. 2025-08-18; popup.evolution: o; Dragomanov Ukrainian State University. – Київ, 0825U003385.

Updated: 2026-10-23