1. Artschwager, E. F. 1924 Studies on the potato tuber. J. Agr. Res. 27: 809–836.
2. Burton, W. G. 1963. Concepts and mechanism of dormancy,In The Growth of the Potato, ed. J. D. Ivins and F. L. Milthorpe, Butterworths, London.
3. Davidson, T. M. W. 1958. Dormancy in the potato tuber and the effect of storage conditions on initial sprouting and on subsequent sprout growth. Amer. Potato J. 35:451–465.
4. Emilsson, B. 1949. Studies on the rest period and dormant period in the potato tuber. Acta Agric. Suec. 3: 189–284.