References
- J. A. Stratton, “Electromagnetic Theory”, McGraw Mill (1941).
- Clarke & James, “Laboratory Analysis of the Absorption of Light by Sea Water”, J.O.S.A., 19, (1939), 43-55.
- “Lamps, Fracture of Envelope due to F.xtcrnal Pressure”, B.T.H Co., Research Laboratory Report No. L.4046 (July 1951).