TY  - JOUR
T1  - The Differential Equations of Fresnel's Polarisation-Vector, with an Extension to the Case of Active Media
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 70
SP  - 37
EP  - 43
PY  - 1902/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1902.0004
M3  - doi:10.1098/rspl.1902.0004
AU  - Walker, J.
ER  -