@book{150387,
	author = {Slack, C. and Electrical Research Association, ERA and Woodhead, D.W. and Electrical Research Association, ERA},
	title = {Flameproof enclosures: Effect of grease and other sealants on the safety of a flange gap},
	publisher = {Electrical Research Association},
	year = {1969},
	address = {Surrey}
}