Attributes / relations provided by
♦ ¹del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ ²Notes on Feeding and Breeding Habits of the Purple Sunbird Nectarinia asiatica (Cinnyris asiaticus) in Bandar Abbas, Hormozgan, Southern Iran, TAHER GHADIRIAN, ALI T. QASHQAEI & MOHSEN DADRAS, Podoces, 2007, 2(2): 122–126