1. J.S. Harrison, Z. Ounaies, Piezoelectric polymers, in Encyclopedia of Polymer Science and Technology. ed. by J.S. Harrison, Z. Ounaies (Wiley, Hoboken, 2001), pp. 1–27
2. S. Priya, D. Inman, Energy Harvesting Technologies, 2nd edn. (Springer, New York, 2008).
3. Cary Baur, Daniel J. Apo, Shashank Priya, Advances in Piezoelectric Polymer Composites for Vibrational Energy Harvesting, in Lan Li. ed. by W. Wong-Ng, J. Sharp (Conversion, and Storage ACS Symposium Series. American Chemical Society, Washington, DC, 2014), pp. 1–27
4. Damien M. Marquis, Éric. Guillaume, Carine Chivas-Joly, Properties of Nanofillers in Polymer, in Nanocomposites and Polymers with Analytical Methods, vol. 11, ed. by J. Cuppoletti (BoD, Germany, 2001), pp. 261–284
5. H. Razzaq, H. Nawaz, A. Siddiq, A Brief Review on Nano composites based on PVDF with Nanostructured TiO2 as Filler. Madridge Journal of Nanotechnology & Nanoscience 1, 22–28 (2016)