IMPROVED YIELD OF β-CAROTENE FROM MICROALGAE SPIRULINA PLATENSIS USING ULTRASOUND ASSISTED EXTRACTION. Jurnal Teknologi, [S. l.], v. 77, n. 1, 2015. DOI: 10.11113/jt.v77.4482. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/4482.. Acesso em: 6 may. 2024.