The Homogeneous Linear Differential Equation with Constant Coefficients
1942 ◽
Vol 46
(378)
◽
pp. 146-151
◽
1987 ◽
Vol 101
(2)
◽
pp. 317-317
1950 ◽
Vol 46
(4)
◽
pp. 570-580
◽
2014 ◽
Vol 2
◽
pp. 173-188