Syaichurrozi, I., Wardalia, W., Dwicahyanto, S., & Toron, Y. S. (2022). Effect of NaNO3 Concentration in Medium of Raoof on Cultivation of Spirulina Platensis. Eksergi, 19(1), 15–19. https://doi.org/10.31315/e.v19i1.6581