Bound states of the Dirac equation with position-dependent mass for the Eckart potential
Bahar M. K., Yasuk F.
Bound states of the Dirac equation with position-dependent mass for the Eckart potential
Bahar M. K., Yasuk F.
Chin. Phys. B . 2013, (1): 10301 -010301 .  DOI: 10.1088/1674-1056/22/1/010301