Tyagi U, Goswami P. Investigation of the Two-Dimensional Non-Hermitian Su–Schrieffer–Heeger Model. Acta Phys. Pol. A [Internet]. 2025 Aug. 19 [cited 2025 Aug. 21];148(1):40. Available from: https://appol.ifpan.edu.pl/index.php/appa/article/view/148_40