On the initial value problem for a certain partial differential equation
Remarks on the initial value problem of the general partial differential equation of the first order
1937 ◽
Vol 43
(12)
◽
pp. 862-869
1980 ◽
Vol 3
(1)
◽
pp. 103-111
◽
1985 ◽
Vol 37
(6)
◽
pp. 1176-1200
◽