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Gatland, I.R. (1991) Theory of a Nonharmonic Oscillator. American Journal of Physics, 59, 155-158.
https://doi.org/10.1119/1.16597

has been cited by the following article:

• TITLE: Breakdown of a Commonly Practiced Technique in Quantum Mechanics

  AUTHORS: Pirooz Mohazzabi, William D. Parker, Peter Kveton

  KEYWORDS: Dynamic, Shift, Oscillator, Quantum, Schrödinger, Solution

  JOURNAL NAME: Journal of Applied Mathematics and Physics, Vol.12 No.5, May 30, 2024

  ABSTRACT: The dynamically shifted oscillator is investigated quantum mechanically, both analytically and numerically. It is shown that the commonly used method of solving the Schrödinger equation using power series results in incorrect eigenvalues and eigenfunctions.