%0 Book Section
%A Duistermaat, J. J.
%T The light in the neighborhood of a caustic
%B Séminaire Bourbaki : vol. 1976/77, exposés 489-506
%A Collectif
%S Séminaire Bourbaki
%Z talk:490
%D 1978
%P 19-29
%N 19
%I Springer-Verlag
%U http://archive.numdam.org/item/SB_1976-1977__19__19_0/
%G en
%F SB_1976-1977__19__19_0