Effendi, Mustofa Helmi, et al. “Molecular Identification of BlaTEM Gene of Extended-Spectrum Beta-Lactamase-Producing Escherichia Coli from Healthy Pigs in Malang District, East Java, Indonesia”. Journal of Advanced Veterinary and Animal Research, vol. 9, no. 3, Sept. 2022, pp. 447-52, https://banglajol.info/index.php/JAVAR/article/view/80207.