References
Barnes, C. R.—"Physiology" (Part II of Coulter, Barnes and Cowles' "Textbook of Botany"), 187 pages, 18 figs., Chicago, 1910.
Ganong, W. F.—"Plant Physiology," 265 pages, 65 figs., New York, 1908 (2d ed.).
Jost, L., trans. by Gibson, R. J. H.—"Plant Physiology," 564 pages, 172 figs., Oxford, 1907.
Marchlewski, L.—"Die Chemie des Chlorophylls," 187 pages, 5 figs., 7 plates, Berlin, 1909.
Parkin, John.—"The Carbohydrates of the Foliage Leaf of the Snowdrop (Galanthus nivalis L.) and their Bearing on the First Sugar of Photosynthesis," in Biochemical Journal, Vol. 6, pages 1 to 47, 1912.
Pfeffer, W., trans. by Ewart, A. J.—"Physiology of Plants." Vol. I, 632 pages, 70 figs., Oxford, 1900.