“IONIC CONDUCTIVITY, STRUCTURAL ANALYSIS AND BIODEGRADABLE PROPERTIES OF 2- HYDROXYETHYL CELLULOSE DOPED AMMONIUM CHLORIDE WITH PLASTICIZED ETHYLENE CARBONATE SOLID BIOPOLYMER ELECTROLYTE” (2025) Jurnal Teknologi (Sciences & Engineering), 87(5), pp. 959–965. doi:10.11113/jurnalteknologi.v87.23210.