Barnes, H. F. (1958). A New Stem-inhabiting Gall Midge of Poa pratensis (Diptera: Cecidomyiidae). Beiträge zur Entomologie = Contributions to Entomology, 8(5-6), 688-692. https://doi.org/10.21248/contrib.entomol.8.5-6.688-692