1.
Piotrowska M, Giacosa F. Two-Photon Decay of Para-Positronium Within a Composite Approach. Acta Phys. Pol. A [Internet]. 2024 Dec. 9 [cited 2024 Dec. 22];146(5):699. Available from: https://appol.ifpan.edu.pl/index.php/appa/article/view/146_699