@book{AlvarezFonsecaRatcliffe2009,
  author    = {H{\´e}ctor Jaime Gasca Alvarez and Claudio Ruy Vasconcelos da Fonseca and Brett C. Ratcliffe},
  title     = {Synopsis of the Oryctini (Coleoptera: Scarabaeidae: Dynastinae) from the Brazilian Amazon},
  url       = {http://www.centerforsystematicentomology.org/insectamundi/},
  year      = {2009},
}