Souza, J. C., Rosa, P. F. S., Sichelschmidt, J., Carlone, M., Venegas, P. A., Malcolms, M. O., et al. (2020). Metallic islands in the Kondo insulator SmB6. Physical Review Research, 2: 043181, pp. 1-4. doi:10.1103/PhysRevResearch.2.043181.