Thanh Hoa, L., N. Thi Bich Nga, D. Thi Thanh Huong, L. T. Kim Xuyen, and N. Thi Khue. “Structure and Characterization of the Ribosomal Transcription Units of Small Liver Flukes, Opisthorchis Viverrini, O. Felineus and Clonorchis Sinensis”. Vietnam Journal of Biotechnology, vol. 17, no. 3, Nov. 2020, pp. 441-7, doi:10.15625/1811-4989/17/3/13538.