R. Ramesh, H. Kara and C. R. Bowen, “Finite Element Modelling of Dense and Porous Piezoceramic Disc Hydrophones,” Ultrasonics, Vol. 43, No. 3, 2005, pp. 173-181. http://dx.doi.org/10.1016/j.ultras.2004.05.001
 A. N. Rybyanets, “Porous Piezoceramics: Theory, Technology, and Properties,” IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, Vol. 58, No. 7, 2011, pp. 1492-1507. http://dx.doi.org/10.1109/TUFFC.2011.1968
 A. V. Nasedkin and M. S. Shevtsova, “Improved Finite Element Approaches for Modeling of Porous Piezocomposite Materials with Different Connectivity,” Ferroelectrics and Superconductors: Properties and Applications, Nova Science Publishers, Parinov, 2011, pp. 231-254.
 A. V. Nasedkin and M. S. Shevtsova, “Multiscale Computer Simulation of Piezoelectric Devices with Elements from Porous Piezoceramics,” Physics and Mechanics of New Materials and Their Applications, Nova Science Publishers, Parinov, 2013, pp. 185-202.
 T. A. Witten and L. M. Sander, “Diffusion-Limited Aggregation: A Kinetic Critical Phenomenon,” Physical Review Letters, Vol. 47, No. 19, 1981, pp. 1400-1403. http://dx.doi.org/10.1103/PhysRevLett.47.1400
 R. Guo and C.A. Wang, “Enhanced Piezoelectric Property of Porous Lead Zirconate Titanate Ceramics with One Dimensional Ordered Pore Structure,” Journal of Applied Physics, No. 108, 2010, pp. 1-4.
 J. F. Li, K. Takagi, M. Ono, W. Pan and R. Watanabe, “Fabrication and Evaluation of Porous Piezoelectric Ceramics and Porosity-Graded Piezoelectric Actuators,” Journal of the American Ceramic Society, Vol. 86, No. 7, 2003, pp. 1094-1098. shttp://dx.doi.org/10.1111/j.1151-2916.2003.tb03430.x
 A. N. Rybyanets and A. A. Rybyanets, “Ceramic Piezocomposites: Modeling, Technology, and Characterization,” IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, Vol. 58, No. 9, 2011, pp. 1757-1773. http://dx.doi.org/10.1109/TUFFC.2011.2013