FRITZ, Gisela B., Martin PFANNKUCHEN, Andy REUNER, Ralph O. SCHILL, and Franz BRÜMMER. “Craspedacusta Sowerbii, Lankester 1880 – Population Dispersal Analysis Using COI and ITS Sequences”. Journal of Limnology 68, no. 1 (February 1, 2009): 46-52. Accessed June 2, 2020. https://www.jlimnol.it/index.php/jlimnol/article/view/jlimnol.2009.46.