@article {2002,
	title = {Multiplicity results for the Yamabe problem on Sn},
	journal = {Proceedings of the National Academy of Sciences of the United States of America. 2002 Nov; 99(24):15252-6},
	number = {PMID:12399546;},
	year = {2002},
	publisher = {National Academy of Sciences},
	abstract = {We discuss some results related to the existence of multiple solutions for the Yamabe problem.},
	doi = {10.1073/pnas.222494199},
	url = {http://hdl.handle.net/1963/5885},
	author = {Antonio Ambrosetti}
}
