@article {RN19,
	title = {Amplification in Technical Manuals: Theory and Practice},
	journal = {Journal of Technical Writing and Communication},
	volume = {19},
	number = {1},
	year = {1989},
	pages = {13-29},
	doi = {10.2190/AQL3-WG5B-7GWA-K59B},
	author = {Killingsworth, M. Jimmie and Gilbertson, Michael K. and Che, Joe}
}
