Jeong D, Park H, Kim H. Development of the KAPAE II Detector for New Particle Search in Positronium Decay. Acta Phys. Pol. A [Internet]. 2024 Dec. 9 [cited 2024 Dec. 22];146(5):679. Available from: https://appol.ifpan.edu.pl/index.php/appa/article/view/146_679