MANDALA, Nebert; WANGA, Carlton; ADUDA, Josiah. A Cryptography-Based System for Offline Collection and Verification of Tax Revenue by County Governments in Kenya. European Scientific Journal, ESJ, [S. l.], v. 13, n. 34, p. 414, 2017. DOI: 10.19044/esj.2017.v13n34p414. Disponível em: https://test.eujournal.org/index.php/esj/article/view/10311. Acesso em: 18 apr. 2025.