1. http://en.wikipedia.org/wiki/Sony_Librie_EBR-1000EP
2. A. Henzen, M. Pitt, M. Yasui, W. Dijkman, K. Amundson, R. Zehner, H. Gates, “Development of Active Matrix Electronic Ink Displays for Smart Handheld Applications”, Proceedings of the 9th IDW, 227–230 (2002)