Nerissa Arviana Putri, Arniel Ahmad Rivai, Rifki Athaya, Mohamad Ramdhani, & Dien Rahmawati. (2024). Designing a Spreadsheet-Based Reverse Vending Machine (RVM) Database Using Arduino Mega 2560 and NodeMCU with App Script Integration. Journal Serambi Engineering, 9(3). https://doi.org/10.32672/jse.v9i3.2025