SUHENDI, E.; AMANDA, Z. L.; ULHAKIM, M. T.; SETIAWAN, A.; SYARIF, D. G. The enhancement of ethanol gas sensors response based on calcium and zinc co-doped LaFeO3/Fe2O3 thick film ceramics utilizing yarosite minerals extraction as Fe2O3 precursor. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 31, n. 2, p. 71-77, 2021. Disponível em: http://jmmm.material.chula.ac.th/index.php/jmmm/article/view/1053. Acesso em: 26 oct. 2021.