1. The phylogenetic relationships and natural classification of the Vespoidea (Hymenptera);Carpenter;Syst. Entomol.,1982
2. New Records of Hover Wasps (Hymenoptera: Vespidae: Stenogastrinae) From Bhutan;Nidup,2017
3. Notes on the subfamily Stenogastrinae (symenoptera: Vespidae) in the Philippine Islands, with description of nine new species;Selis;Zootaxa,2018
4. H. F. de Saussure, Description du genre Ischnogaster, Bull. Soc. Ent. France (2)10 (1852) 19–27.
5. C. T. Bingham, The Fauna of British India Including Ceylon and Burma - Hymenoptera -. Volume I. Wasps and Bees, Taylor and Francis, London, 1897, Pp. 579 + i-xxix.