@conference {4687,
	title = {Fuzzy Alpha-cuts to capture customer requirements in improving product development, ISBN:978-1-4799-1152-3},
	booktitle = {In the Proceedings the‎ 11th International Symposium on Programming and Systems, , ‎(ISPS IEEE) Algiers, Algeria},
	year = {2013},
	pages = {pp. 1-6},
	url = {‎ID10.1109/ISPS.2013.6581493},
	author = {Bencherif Fateh and Mouss Leila Hayet and Benaicha Sonia}
}
