Boh´acik, J., P. August´in, and P. Presnajder. “Non-Perturbative Anharmonic Correction to Mehler’s Presentation of the Harmonic Oscillator Propagator”. Ukrainian Journal of Physics 59, no. 2 (October 18, 2018): 179. Accessed November 22, 2024. https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2018428.