Kurtinaitis, A., A. Dementjev, and F. Ivanauskas. “Modeling of Pulse Propagation Factor Changes in Type II Second Harmonic Generation”. Nonlinear Analysis: Modelling and Control 6, no. 2 (December 5, 2001): 51–69. Accessed October 21, 2025. https://www.zurnalai.vu.lt/nonlinear-analysis/article/view/15215.