TY  - JOUR
T1  - On Linear Differential Equations.--No. IV
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 19
SP  - 281
EP  - 285
PY  - 1870/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1870.0040
M3  - doi:10.1098/rspl.1870.0040
AU  - Russell, W.
ER  -