@article { ISI:000202966300004,
	title = {The Franck-Condon principle and the ionization of acetylene by electron},
	journal = {CHEMICAL PHYSICS LETTERS},
	volume = {3},
	number = {1},
	year = {1969},
	month = {JAN},
	pages = {9-11},
	abstract = {The threshold ionization of acetylene has been studied using a velocity selected electron beam and mass analysis. Fine structure has been correlated with known vibrational energy levels. Relative transition probabilities differ from optical measurements and suggest a violation of the Franck-Condon principle.},
	issn = {0009-2614},
	doi = {10.1016/0009-2614(69)80004-7},
	author = {Brion, C. E.}
}
