1. Chen W, Wang CZ, Liu L (1995) Determination of hydrogen activity in fused aluminum alloy by sensing method. J Metals 31(7):B306-310
2. Chuang Teng Technology Co., Ltd. http://www.neotrident.com/news/detail.aspx?id=931. 2015-12-28
3. Houston EL (1983) Application of metal hydride with repeated hydrogen charge. Chin Rare Earths (Foreign Rare Earth Application Album) (supplement):98–109
4. Iwahara H (1992) High temperature protonic conductors based on perovskite type oxides. ISSI Lett 3(3):11–13
5. Iwahara H (1995) Technological challenges in the application of proton-conducting ceramics. Solid State Ionics 77:289–298