Javakhoshvili, I., S. Shaburishvili, S. Shaburishvili, and T. Khoshtaria. “Critical Assessment of the Human Resource Challenges and Issues Faced by Hospitality and Tourism Sector: X”. Zeszyty Naukowe UPH Seria Administracja I Zarządzanie, vol. 28, no. 101, Apr. 2021, pp. 19-26, https://czasopisma.uph.edu.pl/znadministracja/article/view/2247.