Greenhill, A.R., Shipton, W.A., Blaney, B.J., Amoa, B., Kopel, E., Pelowa, D., Gena, M., and Warner, J.M. (2010) Hazards and critical control points for traditional sago starch production in Papua New Guinea: implications for food safety education. Food Control, 21 (5). pp. 657-662.