@booklet {loupis1990trig,
	title = {TRIG CONVERTER FOR INDUCTANCE MEASUREMENT},
	journal = {ELECTRONIC ENGINEERING},
	volume = {62},
	number = {761},
	year = {1990},
	pages = {31{\textendash}32},
	publisher = {MORGAN-GRAMPIAN PLC 40 BERESFORD ST WOOLWICH, LONDON, ENGLAND SE18 6BQ},
	author = {Loupis, MI and Tziallas, GD}
}
