RAJEEV RANJAN, ARNAB CHAKRABORTY. Tech-Driven Transformation of street food in Delhi NCR: Innovation in hygiene, ordering and payment system. European Economic Letters (EEL), [S. l.], v. 15, n. 2, p. 5174–5185, 2025. DOI: 10.52783/eel.v15i2.3366. Disponível em: https://eelet.org.uk/index.php/journal/article/view/3366. Acesso em: 15 oct. 2025.