ABD EL-AAL, Mohamed. Online Content Marketing as an Innovative Mechanism for Customer Relationship Management: A Field Study on a Sample of Customers of Egyptian Cellular Telecommunications Companies. The Arab Journal of Administration, Cairo, v. 43, n. 4, p. 177–210, 2023. DOI: 10.21608/aja.2021.59186.1036. Disponível em: https://ajajournal.org/aja/article/view/165. Acesso em: 28 dec. 2025.