J.-F. Zhao, Q. Wang, Y.-M. Ge, P.-L. Tan, Y.-M. Chen, and J. Yan, “Distribution of β-lactamase genes of Klebsiella pneumoniae isolates in Zhejiang province, China, and regulation of gene expression”, Arch Biol Sci, vol. 69, no. 3, pp. 399–407, Aug. 2017.