K. Srivastava, Jitendra, and Deepak Kumar Verma. “Development of ZnO-Doped SnO2 Sensor for Detection of SO2 and Performance Validation through Artificial Neural Network”. International Journal of Computer Sciences and Engineering 9, no. 8 (August 31, 2021): 72–75. Accessed February 1, 2026. https://ijcse.isroset.org/index.php/j/article/view/6328.