2021. Diatomic Molecules and Mass Spectrum of Heavy Quarkonium System with Kratzer- Screened Coulomb Potential (KSCP) through the Solutions of the Schrödinger Equation. European Journal of Applied Physics. 3, 2 (Apr. 2021), 48–55. DOI:https://doi.org/10.24018/ejphysics.2021.3.2.61.