Dissanayake, Hiranya, Hareendra Dissabandara, Roshan Ajward, és Wasantha Perera. 2025. „Corporate Sustainability: A Comparative Analysis of Pre- and Post-COVID–19 Practices in Sri Lanka”. Dunakavics 13 (5), 59-65. https://doi.org/10.63684/dk.2025.05.07.