[126] Kühne and Chittenden: Studies in Physiol. Chem., Yale Univer., vol. ii, p. 12.
[127] Chittenden and Bolton: Ibid., vol. ii, p. 153.
[128] Kühne and Chittenden: Zeitschr. f. Biol., Band 19, p. 201.
[129] Chittenden: Studies in Physiol. Chem., Yale Univer., vol. iii., p. 80.
[130] Chittenden and Painter: Ibid., vol. ii., p. 195.
[131] Kühne and Chittenden: Ibid., vol. iii, p. 147.
[132] Chittenden and Hart: Studies in Physiol. Chem., Yale Univer., vol. iii, p. 37.
[133] Chittenden and Solley: Journal of Physiol., vol. xii, p. 33.
[134] Chittenden and Hartwell: Ibid., vol. xi, p. 441.
[135] Chittenden and Mendel: Ibid., vol. xvii, p. 48.