@article {Simula.SE.22,
	title = {An Experimental Investigation of Formality in UML-Based Development},
	journal = {IEEE Transactions on Software Engineering},
	volume = {vol. 31},
	number = {nr. 10},
	year = {2005},
	pages = {p. 833-849},
	author = {Briand, Lionel and Labiche, Yvan and Di Penta, Massimiliano and H. D. {Yan-Bondoc}}
}
