Zegadlo, Krzysztof, and Miroslaw Karpierz. “Optical Bifurcations in Media With the Kerr Nonlinearity”. Photonics Letters of Poland 5, no. 2 (June 30, 2013): pp. 81–83. Accessed November 20, 2024. http://m.photonics.pl/PLP/index.php/letters/article/view/5-29.