1. Akoumianakis, K. A. (1998).A Study of the Effects of Endogenous and Exogenous Factors on the Various Stages of Physiological Aging of Seed Potato and its Importance for the Producer.Ph.D. Thesis. Agricultural University of Athens, Athens, Greece. 136 pp.
2. Alexopoulos, A. A. (2006).Investigation of the Mode of Action of Plant Growth Regulators on the Physiological Ageing of Potato Tubers Derived from Botanical Seed (TPS).Ph.D. Thesis. Agricultural University of Athens, Athens, Greece. 294 pp.
3. Burton, W. G. (1989).The Potato.Longman Scientific & Technical, Harlow, UK. 742 pp.
4. Claassens, M. M. J. (2002).Carbohydrate Metabolism During Potato Tuber Dormancy and Sprouting.Ph.D. Thesis. Wageningen University, Wageningen, The Netherlands. 139 pp.