Hirsch, Marzena. “Fiber Optic Microsphere With ZnO Thin Film for Potential Application in Refractive Index Sensor – Theoretical Study”. Photonics Letters of Poland 10, no. 3 (October 1, 2018): 85–87. Accessed November 22, 2024. http://photonics.pl/PLP/index.php/letters/article/view/10-31.