Malinti, P. E.; Gerung, G. S.; Rumampuk, N. D.; Lasut, M. T.; Kawung, N. J.; Angkouw, E. D. Ethanol Extraction from Fresh Algae (Gracilaria Sp) Using Various Concentrations of Hydrochloric Acid Solution in The Hydrolysis Process. JPLT 2025, 13, 261-269.