[1]N. D. Anh and P. Sierwald, “Distribution and descriptive characteristics of the two giant pill millipedes of the genus <i> Sphaerobelum </i> Verhoeff, 1924 (Diplopoda, Sphaerotheriida, Zephroniidae) in Vietnam”, <i>AJB</i>, vol. 41, no. 1, Mar. 2019.