Nirmala, R., Jeong, J., Navamathavan, R., & Kim, H. Y. (2011). Synthesis and Electrical Properties of TiO2 Nanoparticles Embedded in Polyamide-6 Nanofibers Via Electrospinning. Nano-Micro Letters, 3(1), 56-61. https://doi.org/10.1007/BF03353651