Band structures of the bowtie lattice and its ribbons influenced by -symmetric imaginary potentialsWen-Lai Mu, Dong-Ze Fan, Lian-Lian Zhang, Xue-Si Li, Wei-Bin Cui and Wei-Jiang GongEur. Phys. J. Plus, 137 1 (2022) 133DOI: https://doi.org/10.1140/epjp/s13360-022-02370-x