Dashinov, D. A., & Hamerlik, L. (2021). First record of Nubensia nubens (Edwards, 1929) (Diptera: Chironomidae) for Bulgaria. CHIRONOMUS Journal of Chironomidae Research, (33), 68-71. https://doi.org/10.5324/cjcr.v0i33.3438 (Original work published May 19, 2020)