Norfolk, O., & Dathe, H. H. (2019). Filling the Egyptian pollinator knowledge-gap: checklist of flower-visiting insects in South Sinai, with new records for Egypt. Beiträge Zur Entomologie = Contributions to Entomology, 69(1), 175–184. https://doi.org/10.21248/contrib.entomol.69.1.175-184