BARNARD, Zumae; HUMBANI, Michael. The Effect of Perceived Risk on Value and Adoption of Proximity Mobile Payments. Southern African Business Review, [S. l.], v. 25, p. 19 pages, 2022. DOI: 10.25159/1998-8125/9989. Disponível em: https://unisapressjournals.co.za/index.php/SABR/article/view/9989. Acesso em: 31 oct. 2025.