Dewar, Douglas (1915). Birds of the Indian hills. John Lane, London. p. 76. "The fire-breasted flower-pecker (Dicaeum ignipectus) is perhaps the smallest bird in India." p. 76
Salomonsen, Finn (1961). "Notes on flowerpeckers (Aves, Dicaeidae). 4, Dicaeum igniferum and its derivatives. American Museum novitates ; no. 2057". American Museum Novitates (2057). hdl:2246/3436.