A. Gradusov , VitalyA. Roudnev , VladimirA. Yarevsky , Evgeny and L. Yakovlev , Sergey. (2021). Solving the Faddeev-Merkuriev Equations in Total Orbital Momentum Representation via Spline Collocation and Tensor Product Preconditioning.
Communications in Computational Physics. 30 (1).
255-287.
doi:10.4208/cicp.OA-2020-0097