Stability analysis of the solution of the Dirac equation for the vibrational energies of the SiF+ moleculeChun-Sheng Jia, Lie-Hui Zhang and Jian-Yi LiuEur. Phys. J. Plus, 131 1 (2016) 2DOI: https://doi.org/10.1140/epjp/i2016-16002-2