@article{10_4153_CJM_1979_101_3,
     author = {Greiner, Peter C.},
     title = {A {Fundamental} {Solution} for a {Nonelliptic} {Partial} {Differential} {Operator}},
     journal = {Canadian journal of mathematics},
     pages = {1107--1120},
     year = {1979},
     volume = {31},
     number = {5},
     doi = {10.4153/CJM-1979-101-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1979-101-3/}
}