1. Theory of flexoelectric effect in crystals;A Tagantsev;Zhurnal Eksperimental'noi i Teoreticheskoi Fiziki,1985
2. Electrical, optical and elastic properties of diamond type crystals;V Mashkevich;Sov. Phys. JETP,1957
3. The flexoelectric effect and the structure of crystals;V Indenbom;Sov. Phys. Crystallogr,1981
4. Distributed flexoelectric structural sensing: Theory and experiment;S Hu;Journal of Sound and Vibration,2015