1. Useful plants of Ghana;Abbiw,1990
2. Anonymous 1974 List of cultivated vegetables in the region of Guang Zhou, People's Publisher, Shanghai, 454
3. Carbohydrates of the rampion, Campanula rapunculus L;Bacon;Nature (London),1959
4. La genèse de l'amidon dans les céréales III. Les hydrates de carbone des grains;Belval;Rev. Gen. Bot.,1924
5. The constitution of the glucofructan of the tuber of the Hawaiian “ti” plant (Cordyline terminalis);Boggs;J. Am. Chem. Soc.,1956