MathSciNet bibliographic data MR1707696 35P15 (35J25 58J50) Ashbaugh, Mark S.; Benguria, Rafael D. A sharp bound for the ratio of the first two Dirichlet eigenvalues of a domain in a hemisphere of \$S\sp n\$$S\sp n$. Trans. Amer. Math. Soc. 353 (2001), no. 3, 1055–1087. Article

For users without a MathSciNet license , Relay Station allows linking from MR numbers in online mathematical literature directly to electronic journals and original articles. Subscribers receive the added value of full MathSciNet reviews.