P.K. DHANALAKSHMI, B. ANUSHA, P. P. Effect of Humic Acid on Spirulina plantisis Production and Analysis of Nutrient Contents. Recent Research in Science and Technology, [S. l.], v. 3, n. 1, 2011. DisponÃvel em: https://www.updatepublishing.com/journal/index.php/rrst/article/view/559. Acesso em: 23 sep. 2025.