'Back Matter' (Materials, Circuits and Devices, 1996), 'Low-power HF Microelectronics: a unified approach', Chap. bm, pp. 1019-, DOI: 10.1049/PBCS008E_bm
IET Digital Library, https://digital-library.theiet.org/;jsessionid=5cptlukt4mt4b.x-iet-live-01content/books/10.1049/pbcs008e_bm