[1] J,T.Cox and G.Hass,Physics of Thin Films,1964,Vol.2,P.239
[2] L.A.Catalan,J.O.S.A,1962,Vol.52,P.437.
[3] B.A.Moys,Thin Solid Films,197.1,Vol.21,P.145.
[4] J.Mouchart,Appl.Opt,1977,Vol.16,P.3001.
[5] J.Mouchart,Appl.Opt,] 978,Vol.17,P.]458.
[6] S.D.Smith.J.O.S.A,1958,Vol.48,P.43.