Priyantono, E., and tomi tomi. “PECTIN EXTRACTION OF SIAMESE PUMPKIN SKIN WITH CONCENTRATION OF HYDROCHLORIC ACID (HCL) SOLUTION”. AGROLAND The Agricultural Sciences Journal (e-Journal), Vol. 11, no. 2, Dec. 2024, pp. 72 -80, doi:10.22487/agroland.v11i2.1842.