K.-D. Kreuer 
Ion Conducting Membranes for Fuel Cells and other Electrochemical Devices 
Chemistry of Materials 26(1), 361–380 (2014). 
DOI: 10.1021/cm402742u

K.-D. Kreuer 
Mechanisms of Proton Conduction in Perovskite-Type Oxides 
In Perovksite Oxide for Solid Oxide Fuel Cells, T. Ishihara, ed., Fuel Cells and Hydrogen Energy, Springer US, New York, USA, 2009, pages 261–272. 
DOI: 10.1007/978-0-387-77708-5_13

M. Schuster, T. Rager, A. Noda, K. D. Kreuer, and J. Maier 
About the Choice of the Protogenic Group in PEM Separator Materials for Intermediate Temperature, Low Humidity Operation: A Critical Comparison of Sulfonic Acid, Phosphonic Acid and Imidazole Functionalized Model Compounds 
Fuel Cells 5(3), 355–365 (2005). 
DOI: 10.1002/fuce.200400059

K.-D. Kreuer, S. J. Paddison, E. Spohr, and M. Schuster 
Transport in Proton Conductors for Fuel-Cell Applications: Simulations, Elementary Reactions, and Phenomenology 
Chemical Reviews 104, 4637–4678 (2004). 
DOI: 10.1021/cr020715f

K. D. Kreuer 
Proton-Conducting Oxides 
In Materials for Fuel Cells, K. D. Kreuer, ed., Vol. 33 of Annu. Rev. Mater. Res. 2003, Annual Reviews, Palo Alto, CA, 2003, pages 333–359. 
DOI: 10.1146/annurev.matsci.33.022802.091825

K. D. Kreuer 
On the complexity of proton conduction phenomena 
Solid State Ionics 136–137, 149–160 (2000). 
DOI: 10.1016/S0167-2738(00)00301-5

K.-D. Kreuer 
Proton Conductivity: Materials and Applications 
Chemistry of Materials 8(3), 610–641 (1996). 
DOI: 10.1021/cm950192a

K. D. Kreuer, T. Dippel, N. G. Hainovsky, and J. Maier 
Proton Conductivity: Compounds and their Structural and Chemical Peculiarities 
Berichte der Bunsengesellschaft für Physikalische Chemie 96(11), 1736–1742 (1992). 
DOI: 10.1002/bbpc.19920961143

K.-D. Kreuer, H. Kohler, and J. Maier 
Sodium Ion Conductors with NASICON Framework Structure 
In High Conductivity Ionic Conductors: Recent Trends and Applications, T. Takahashi, ed., World Scientific, Singapore, 1989, pages 242–279. 
DOI: 10.1142/9789814434294_0011