Rowe, D.M.: 'Screened impurity scattering in heavily doped covalent semiconductors', Electronics Letters, 1971, 7, (26), p. 763-764, DOI: 10.1049/el:19710521
IET Digital Library, https://digital-library.theiet.org/;jsessionid=bh0qbv2uq2c4.x-iet-live-01content/journals/10.1049/el_19710521