1. A. CARRUTHERS, et al., The composition of sugar beet and chemical changes occurring during processing, British Sugar Corp. 12 Tech. Conf., (1959).
2. A. CARRUTHERS, personal communications, (1959).
3. M.L.A. VERHAART and N.H.M. DE VISSER, Degradation des sucres, C.I.T.S. Proceedings of Tenth Meeting, London, 1957, p. 207, Fig. 6.
4. R. CAROLAN, Micro-factory trials with very late harvested beet, Irish Sugar Co., Research Report No. 30 (1953).