Yanzhu
Chen
Chen, Y. ., Huang, S.-J. ., Hsu, Y.-T. ., & Wei, T.-C. . (2022). Topological invariants beyond symmetry indicators: Boundary diagnostics for twofold rotationally symmetric superconductors. Physical Review B, 105(9). http://doi.org/10.1103/physrevb.105.094518 (Original work published March 2022)