TY  - BOOK
AU  - Egan,Walter G.
AU  - Hilgeman,Theodore W.
TI  - Optical properties of inhomogeneous materials: applications to geology, astronomy, chemistry, and engineering 
SN  - 0122326504
PY  - 1979///
CY  - New York
PB  - Academic Press
KW  - Inhomogeneous materials
KW  - Optical properties
N1  - Includes index; Bibliography: p. 221-226
ER  -