Vasilenko, A N, I U Primak, and A V Khomchenko. “Scattered Light Measurement for the Birefringence Distribution Estimations”. KnE Energy 3, no. 3 (April 25, 2018): 309–316. Accessed September 20, 2019. http://kne-publishing.com/index.php/KnE-Energy/article/view/2043.