1. S.V. Alekseenko, P.A. Kuibin, V.L. Okulov, Theory of Concentrated Vortices: An Introduction (Springer, Berlin, 2007)
2. A.C. Allison, The numerical solution of coupled differential equations arising from the Schrödinger equation. J. Comput. Phys. 6, 378–391 (1970)
3. P. Atkins, R. Friedman, Molecular Quantum Mechanics (Oxford University Press, Oxford, 2011)
4. W. Bao, C.-L. Lin, B. Sun, T.E. Simos, Two-step, fourteenth-order, phase-fitting procedure with high efficiency and minimal cost for chemical problems. J. Math. Chem. (in press)
5. R.B. Bernstein, Q$${{\rm ua}}$$ntum mechanical (phase shift) analysis of differential elastic scattering of molecular beams. J. Chem. Phys. 33, 795–804 (1960)