%0 Journal Article %A Greiner, Peter C. %T A Fundamental Solution for a Nonelliptic Partial Differential Operator %J Canadian journal of mathematics %D 1979 %P 1107-1120 %V 31 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1979-101-3/ %R 10.4153/CJM-1979-101-3 %F 10_4153_CJM_1979_101_3