@article {28701,
	title = {Partial oscillator strengths for ionization of the three valence orbitals of NH3},
	journal = {Journal of Electron Spectroscopy and Related Phenomena},
	volume = {1},
	year = {1972},
	pages = {443 - 455},
	issn = {0368-2048},
	doi = {https://doi.org/10.1016/0368-2048(72)80015-X},
	url = {http://www.sciencedirect.com/science/article/pii/036820487280015X},
	author = {M.J. Van Der Wiel and C.E. Brion}
}
