de Pelekais, Cira. “Preface: Sustainable Marketing from the Perspective of the Authors: Theoretical Approach”. REVISTA CIENTIFICA GLOBAL NEGOTIUM 6, no. 1 (January 7, 2023): 4–5. Accessed July 5, 2026. https://publishing.fgu-edu.com/ojs/index.php/RGN/article/view/312.