1. Lecture Notes in Statistics;Shun-ichi Amari,1985
2. Amari, S-I., Nagaoka, H.: Methods of Information Geometry. Translations of Mathematical Monographs, vol. 191. American Mathematical Society and Oxford University Press, Oxford (2000)
3. Zhang, J.: Divergence function, duality, and convex analysis. Neural Comput. 16, 159–195 (2004)
4. Eguchi, S.: Information geometry and statistical pattern recognition. Sugaku Expos. 19, 197–216 (2006). (originally 2004 Sugaku 56 380–399 in Japanese)
5. Naudts, J.: Continuity of a class of entropies and relative entropies. Rev. Math. Phys. 16(6), 809–822 (2004)