Nuwantha. D. , KULARATHNA, and PERERA Sisaara. “Design of a Vibration Sensor Based Train Arrival Detection System to Prevent Elephant-Train Accidents in Sri Lanka”. Instrumentation 7, no. 4 (December 15, 2020). Accessed November 9, 2024. https://editorial.instrumentationjournal.com/index.php/instr/article/view/133.