Kalis, Harijs, and Ilmārs Kangro. “Vortical Flow of Incompressible Viscous Fluid in Finite Cylinder”. Mathematical Modelling and Analysis 13, no. 3 (September 30, 2008): 371–381. Accessed May 9, 2025. https://journals.vilniustech.lt/index.php/MMA/article/view/7023.