BOGACHKOV, I. V. A Determination of the Initial Level of the Brillouin Frequency Shift in Optical Fibers of Different Kinds. KnE Energy, [S. l.], v. 3, n. 3, p. 379–387, 2018. DOI: 10.18502/ken.v3i3.2051. Disponível em: https://knepublishing.com/index.php/KnE-Energy/article/view/2051. Acesso em: 9 may. 2025.