Exact solutions of the Schrödinger equation for an anharmonic potential in two dimensions. - Ram Mehar Singh (Appl. Math. Comput., 2012)

Closed-form solutions of the Schrödinger equation for a coupled harmonic potential in three dimensions. - Ram Mehar Singh; S. B. Bhardwaj; S. C. Mishra (Comput. Math. Appl., 2013)

Eigenspectra of a complex coupled harmonic potential in three dimensions. - S. B. Bhardwaj; Ram Mehar Singh; S. C. Mishra (Comput. Math. Appl., 2014)