1. Ambrosetti, A., Li, Y.Y., Malchiodi, A., Yamabe and scalar curvature problems under boundary conditions, Math. Ann. 322 (2002), 667–699.
2. Aubin T., Equations differentiélles non linéaires et Problème de Yamabe concernant la courbure scalaire, J. Math. Pures et Appl. 55 (1976), 269–296.
3. Aubin T.Some Nonlinear Problems in Differential GeometrySpringer, (1998).
4. Pitman Research Notes;A Bahri,1988
5. Bahri A., Proof of the Yamabe conjecture, without the positive mass theorem, for locally conformally flat manifolds. In Einstein metric and Yang-Mills connections (Mabuchi T., Mukai S., eds.), Marcel Dekker, New York, (1993).