@book{163085,
	author = {Pennycuick, C. J.},
	title = {Conversion factors},
	publisher = {University of Chicago Press},
	year = {1988.},
	address = {Chicago},
	note = {Reprint. Originally published: Handy matrices of unit conversion factors for biology and mechanics. New York : Wiley, c1974. With new introd.}
}