@article {19749,
	title = {High-pressure ammonia adsorption and dissociation on clean Fe(111) and oxygen-precovered Fe(111) studied by sum frequency generation vibrational spectroscopy},
	journal = {Journal of Physical Chemistry B},
	volume = {108},
	number = {20},
	year = {2004},
	note = {Times Cited: 22},
	pages = {6374-6380},
	author = {Westerberg, S. and Wang, C. and Chou, K. and Somorjai, G. A.}
}
