Symmetry-protected sign problem and magic in quantum phases of matter. - Tyler D. Ellison; Kohtaro Kato; Zi-Wen Liu; Timothy H. Hsieh (Quantum, 2021)

Probing sign structure using measurement-induced entanglement. - Cheng-Ju Lin; Weicheng Ye; Yijian Zou; Shengqi Sang; Timothy H. Hsieh (Quantum, 2023)