Vougalter, Vitali, and Vitaly Volpert. “On the Existence of Stationary Solutions for Some Systems of Non-Fredholm Integro-Differential Equations With Superdiffusion”. Discontinuity, Nonlinearity, and Complexity 6, no. 1 (March 1, 2017): 75–86. Accessed October 17, 2026. https://lhscientificpublishing.com/index.php/DNC/article/view/1948.