1. R. Ishihara and S. Maekawa, “Eggs; Chemistry and Processing Techniques” (in Japanese), ed. by Y. Asano and R. Ishihara, Korin, Tokyo, 1985, pp. 163–236.
2. T. Sato, “Statistical Sensory Evaluation” (in Japanese), Nikkagiren Shuppan-sha, Tokyo, pp. 37–55.