Grypeos ME, Liolios TE. Approximate Determination of the ground-state Schroedinger Eigenfunction by Means of the Hypervirial Theorems Technique. HNPS Adv Nucl Phys [Internet]. 2019 Dec. 5 [cited 2024 May 2];7:56-62. Available from: https://eproceedings.epublishing.ekt.gr/index.php/hnps/article/view/2397