Sokil, Oksana, Iveta Ubrežiová, Teresa Eugenio, and Tânia Marques. “Does Foodservice Industry Care about CSR? A Study in Portugal and Ukraine”. Potravinarstvo Slovak Journal of Food Sciences 14 (July 28, 2020): 544–553. Accessed March 4, 2024. https://potravinarstvo.com/journal1/index.php/potravinarstvo/article/view/1281.