The Physics Society of Iran Iranian Journal of Physics Research 1682-6957 1 5 2020 02 02 Supersymmetric calculation of the energy of the first excited level of a triple well potential Supersymmetric calculation of the energy of the first excited level of a triple well potential 282 288 1511 FA M. Khalaj M. Sarbisheyi Journal Article 2020 02 02 https://ijpr.iut.ac.ir/article_1511_ebb71045453f38676c40deb9864f811d.pdf