SUWARTONO, A.; PURWOKO, S. D. Feasibility Study of Ice Crystal Business for Rural and Marketing Innovation in Boyolali Regency. Economic: Journal Economic and Business, [S. l.], v. 1, n. 1, p. 53–60, 2022. DOI: 10.56495/ejeb.v1i1.254. Disponível em: https://jurnal.larisma.or.id/index.php/EJEB/article/view/254. Acesso em: 27 jul. 2025.