A two-dimensional harmonic oscillator confined in a circle in the presence of a constant electric field: an informational approachElizabeth Cruz, N. Aquino, V. Prasad and A. Flores-RiverosEur. Phys. J. D, 78 6 (2024) 71DOI: https://doi.org/10.1140/epjd/s10053-024-00861-3