Chapter-7 Digital Voucher Strategies: Implementation, Management, and Performance Evaluation. In: Social Media Marketing and Advertising:  Advanced Systems for Digital Engagement. [s.l.] : Wissira Press,2026. Disponível em: https://books.wissira.us/index.php/WIL/catalog/book/127/chapter/1078. Acesso em: 18 apr. 2026.