Solution of Dirac equation for Eckart potential and trigonometric Manning Rosen potential using asymptotic iteration method
Arum Sari Resita, Suparmi A, Cari C
       

(a), (c) Polar diagrams and (d), (f) three-dimensional anguler wavefunctions withnl= 0 (a), (d), 1 (b), (e), and 2 (c), (f).