1. Geographic variation in the bioenergetics of the house sparrow. Passer domesticus;Blem,1969
2. The elimination of the unfit as illustrated by the introduced sparrow, Passer domesticus;Bumpus;Biol. Led. mar. biol. Lab., Woods Hole,1899
3. The role of temperature and natural selection in relation to the variations in the size of the English sparrow in the United States;Calhoun;Am. Nat.,1947
4. Centripetal selection and the house sparrow;Grant;Syst. Zool.,1972
5. A neglected paper on natural selection in the English sparrow;Harris;Am. Nat.,1911