[1]
I. Hedström and T. Elmqvist, “<i>Prepona</i> butterflies (Nymphalidae) and <i>Hoplopyga</i> beetles (Scarabaeidae) on the same food source during the Neotropical dry season- a case of commensalism?”, Rev. Biol. Trop., vol. 32, no. 2, pp. 313–315, Nov. 1984.