Hyperbolic Partial Differential Equations in More Than Two Independent Variables
1964 ◽
Vol 16
(3)
◽
pp. 187-195
◽
1962 ◽
Vol 10
(1)
◽
pp. 1-28
◽
1990 ◽
pp. 32-90
◽
Approximation of solutions of polynomial partial differential equations in two independent variables
2019 ◽
Vol 346
◽
pp. 205-223
1975 ◽
Vol 27
(4)
◽
pp. 517-532
1952 ◽
Vol 5
(2)
◽
pp. 119-154
◽