Zhao, Guang-Hui, Blair, David, Li, Xiao-Yan, Li, Juan, Lin, Rui-Qing, Zou, Feng-Cai, Sugiyama, Hiromu, Mo, Xi-Hao, Yuan, Zi-Guo, Song, Hui-Qun, and Zhu, Xing-Quan (2011) The ribosomal intergenic spacer (IGS) region in Schistosoma japonicum: Structure and comparisons with related species. Infection, Genetics and Evolution, 11 (3). pp. 610-617.