PRAVEEN J, SANGEETHA S V, SHILPA N, SAMARTH JAIN, SANGAMESH S K. A Review: Design and Fabrication of Gas Sensor using Sol-Gel Spin Coating Technique for the Detection of Ethanol . International Journal of Advanced Science and Technology, v. 29, n. 08, p. 4833 - 4841, 6 Jun. 2020.