Petchalanuwat, C.; Sriroth, K.; Vichukit, V.; Rojanaridpiched, C.; Pornprompratan, V.; Wattananon, W. Effects of Varieties and Harvesting Times on Yield, Paste Viscosity and Gelatinization Properties of Cassava Starch. Agr. Nat. Resour. 1997, 31, 28-35.