1. Partial differential equations and analytic continuations;Bochner, S.;Proc. Nat. Acad. Sci. U.S.A.,1952
2. Solution of some problems of division. I. Division by a polynomial of derivation;Ehrenpreis, Leon;Amer. J. Math.,1954
3. Solution of some problems of division. IV. Invertible and elliptic operators;Ehrenpreis, L.;Amer. J. Math.,1960
4. 4. L. Ehrenpreis, Some applications of distributions to several complex variables, Conference on Analytic Functions, Princeton, 1957.
5. Publ. Inst. Math. Univ. Strasbourg;Schwartz, Laurent,1951