Rumanta, Maman, Rony Marsyal Kunda, and Fredrik Manuhutu. “Design and Development of Biosensors for Detecting Marine Water Quality Based on ESP32 Microcontroller Devices: Perancangan Dan Pengembangan Biosensor Untuk Deteksi Kualitas Perairan Laut Berbasis Piranti Mikrokontroler ESP32”. Jurnal Penelitian Pendidikan IPA 10, no. 6 (June 20, 2024): 3131–3136. Accessed July 1, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/6944.