RSM-based optimization of analog rice production using kimpul tuber (Xanthosoma sagittifolium) and anjasmoro soybeans for enhanced energy and protein contentSindy Haris Tanti, Mustika Faizzah, Asri Muti, Sugeng Purwoko, Sabarudin Akhmad and MualimEPJ Web Conf., 344 (2025) 01029DOI: https://doi.org/10.1051/epjconf/202534401029