Praveen J, Rasika Patil, Rohini Halloli, Sahana MG, SheelaGolasangi. “Design and Fabrication of Ammonia Gas Sensor Using Electrospinning Method for Industrial and Medical Applications”. International Journal of Advanced Science and Technology, Vol. 29, no. 08, June 2020, pp. 4961-7, http://sersc.org/journals/index.php/IJAST/article/view/26828.