@techreport{peeling92-facts,
	author      = {Peeling, Nic E},
	title       = {{TDF} facts \& figures},
	institution = {Defence Research Agency, Malvern},
	month       = {9},
	year        = {1992},
	file        = {Peeling92-facts.pdf},
	file        = {Peeling92-facts.ps},
}