Schmidt, S., Hamid, H., Ubaidillah, R., Ward, S., & Polaszek, A. (2019). A review of the Indonesian species of the family Signiphoridae (Hymenoptera, Chalcidoidea), with description of three new species. Zookeys.

Schmidt, Stefan, Hasmiandy Hamid, Rosichon Ubaidillah, Samantha Ward, and Andrew Polaszek. "A Review of the Indonesian Species of the Family Signiphoridae (Hymenoptera, Chalcidoidea), With Description of Three New Species." Zookeys 2019.

Schmidt, Stefan, et al. "A Review of the Indonesian Species of the Family Signiphoridae (Hymenoptera, Chalcidoidea), With Description of Three New Species." Zookeys 2019.