1. R.N.P. Choudhary, S.K. Patri, Dilectric materials: Introduction, research and applications, in: Ai Huang, Recent advances in dielectric materials, Nova Science Publishers, Inc., New York, pp. 45–166, 2009.
2. S. Velsko, Laser program annual report, Lawrence, Lawrence Livemore National Laboratory, Livemore, CA, 1990.
3. Piezoelectric resonance in KAP single crystals
4. Habit modification of potassium acid phthalate (KAP) single crystals by impurities
5. Zhao Shujun, Xu Jihua, Xiang Zhilin, Wang Webhao, Nucl. Fusion Plasma Phys. 13, 61 (1993).