1. See, e.g., Ferroelectrics 71 (1987) (special issues on KH2PO4-type ferro- and antiferroelectrics).
2. See, e.g., Ferroelectrics 72 (1987) (special issues on KH2PO4-type ferro- and antiferroelectrics).
3. Proton Conductors: Solids, Membranes and Gels - Materials and Devices,1992
4. A review on phosphate based, solid state, protonic conductors for intermediate temperature fuel cells
5. KDP-Family Single Crystals;Rashkovich,1991