HORNOWSKI, Tomasz, and Mikołaj ŁABOWSKI. “Application of Digital Technique to the Spectral Analysis of Mandelshtam-Brjllouin Scattered Light”. Archives of Acoustics, vol. 14, no. 3-4, July 2015, pp. 203-10, https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3049.