Adair, B. M., Bradford, H. E. L., Bryson, D. G., Foster, J. C., McNulty, M. S., (2000). Research in Veterinary Science 68(2), 197-199. English language
Jin LiZhi, Marquardt, R. R., Baidoo, S. K., (2000). Journal of the Science of Food and Agriculture 80(5), 619-624. English language
Buchmann, K., (2001). Journal of Helminthology 75(3), 227-231. CAB International, Wallingford, UK. English language
Harris, P. D., Soleng, A., Bakke, T. A., (1998). Parasitology 117(2), 137-143. English language
Kaushik, S. J., Saglio, P., Brèque, J., Blanc, D., (1998). Fisheries Science 64(3), 359-366. English language
Fregeneda Grandes, J. M., Fernández Díez, M., Aller Gancedo, J. M., (2000). Journal of Fish Diseases 23(2), 147-160. English language
Xiao, C., Desser, S. S., (2000). Journal of Parasitology 86(1), 193-195. English language
Xia XiaoQin, Nie Pin, Yao WeiJian, (1996). Acta Hydrobiologica Sinica 20(2), 195-196. Chinese language
Theenhaus, A., Scheu, S., (1996). Biology and Fertility of Soils 23(1), 80-85. English language
Zilberg, D., Nowak, B., Carson, J., Wagner, T., (1999). Bulletin of the European Association of Fish Pathologists 19(5), 186-189. English language