Kleiza, Vytautas, and Jonas Verkelis. “The Analytic Expressions of Sensitivity Parameters for Fiber-Optic Refiective System”. Lietuvos matematikos rinkinys 44, no. spec. (December 17, 2004): 732–735. Accessed August 17, 2024. https://www.journals.vu.lt/LMR/article/view/32244.