“IMPLEMENTATION OF QUICK RESPONSE (QR) CODE ON SAFETY DATA SHEETS (SDS) OF CHEMICALS TO IMPROVE OCCUPATIONAL HEALTH AND SAFETY IN EDUCATIONAL LABORATORIES”. Berkala Penelitian Teknologi Kulit, Sepatu, Dan Produk Kulit , vol. 24, no. 1, Aug. 2025, pp. 29-40, https://doi.org/10.58533/yefw8479.