| Hoverflies of the Guelma district, with species new to Algeria and North Africa (Diptera: Syrphidae) B Haffaressas, S Djellab, F Samraoui, AH Alfarhan, F Gilbert, A Ricarte, ... Annales de la Société entomologique de France (NS) 53 (5), 324-333, 2017 | 9 | 2017 |
