Ricchiardi, E. “Description of Eight New <i>Paratrichius</I&gt; Janson, 1881 from Vietnam (Coleoptera: Scarabaeidae, Cetoniinae)”. Fragmenta Entomologica, Vol. 52, no. 2, Nov. 2020, pp. 321-39, doi:10.4081/fe.2020.461.