Los, V. F., and M. V. Los. “An Exact Solution of the Time-Dependent Schr¨odinger Equation With a Rectangular Potential for Real and Imaginary Times”. Ukrainian Journal of Physics 61, no. 4 (January 6, 2019): 331. Accessed April 19, 2024. https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019096.