Bruel, M.: 'Silicon on insulator material technology', Electronics Letters, 1995, 31, (14), p. 1201-1202, DOI: 10.1049/el:19950805
IET Digital Library, https://digital-library.theiet.org/;jsessionid=1xo5mi6pvlvxa.x-iet-live-01content/journals/10.1049/el_19950805