AGBA, Opue Job; IKPEME, Ikpeme Winifred; BANKONG, Bankoli. An Economic Appraisal of Ponzi Schemes and Living Standards in Nigeria: A Case of MMM, Ultimate-Cycler and Crowd-Rising in Calabar Metropolis Bar Meteropolis. Journal of Advance Research in Social Science and Humanities (ISSN 2208-2387), [S. l.], v. 4, n. 6, p. 01–12, 2018. DOI: 10.53555/nnssh.v4i6.121. Disponível em: https://nnpub.org/index.php/SSH/article/view/121.. Acesso em: 18 may. 2024.