"Ryo Takahashi","Second-order bulk-boundary correspondence in topological crystalline insulators",,,,,,,2021,Mar. "Ryo Takahashi","Second-order bulk-boundary correspondence in topological crystalline insulators",,,,,,,2021,Mar. "Ryo Takahashi","Second-order bulk-boundary correspondence in topological crystalline insulators",,,,,,,2021,Mar. "Ryo Takahashi","Second-order bulk-boundary correspondence in topological crystalline insulators",,,,,,,2021,Mar.