Rahmani, P.; Hafizah, E.; Putri, R. F. FULFILLMENT OF PROTEIN NEEDS FROM PROCESSED OYSTER MUSHROOM BALLS (Pleurotus Ostreatus) AND CELERY (Apium Graveolens) AS A SOURCE OF PLANT PROTEIN. Int. J. Adv. Technol. Eng. Inform. Syst. 2023, 2, 187-199.