%0 Journal Article
%A Matsuzawa, Tadayuki
%A Tanno, Shukichi
%T Estimates of the first eigenvalue of a big cup domain of a 2-sphere
%J Compositio Mathematica
%D 1982
%P 95-100
%V 47
%N 1
%I Martinus Nijhoff Publishers
%U http://www.numdam.org/item/CM_1982__47_1_95_0/
%G en
%F CM_1982__47_1_95_0