@article {2002,
	title = {Prescribing a fourth oder conformal invariant on the standard sphere - Part I: a perturbation result},
	journal = {Commun. Contemp. Math., 2002, 4, 375},
	number = {SISSA;82/00/M},
	year = {2002},
	publisher = {SISSA Library},
	doi = {10.1142/S0219199702000695},
	url = {http://hdl.handle.net/1963/1539},
	author = {Zindine Djadli and Mohameden Ould Ahmedou and Andrea Malchiodi}
}
