Chrismiadi Nalle, F. , Sabarudin, A. , Saputra, A.I. , Romdhoni, A. , Khusnah, N.F. and Sakti, S.P. 2025. Roasted-Coffee Aroma Sensing by Using Polymethyl Methacrylate (PMMA) and Polymethyl Methacrylate-Reduced Graphene Oxide (PMMA-rGO) Composite-based Quartz Crystal Microbalance (QCM) Sensor. Trends in Sciences. 22, 3 (Jan. 2025), 9249. DOI:https://doi.org/10.48048/tis.2025.9249.