2026. NON-DESTRUCTIVE ANALYSIS OF WHITE A4 OFFICE PAPERS USING ATR-FTIR SPECTROSCOPY AND CHEMOMETRIC PROCEDURES FOR FORENSIC APPLICATION. Jurnal Teknologi (Sciences & Engineering). 88, 3 (Apr. 2026), 507–519. DOI:https://doi.org/10.11113/jurnalteknologi.v88.24770.