QUIRANTE, Zandra Anciano; POLITUD, Eric Randy R. Mainstreaming Low-Cost Hydroponics Using Fermented Plant Juice for Sustainable Lettuce Production in Urban Farming. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 6, n. 9, p. 4675–4698, 2025. DOI: 10.11594/ijmaber.06.09.35. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/2865. Acesso em: 24 jan. 2026.