Re: Paper request



Couple of early refs, for whatever use they may be:

[1] W. K. Kahn, "Dihedral optical resonators and prism beam
waveguides," Appl. Opt., vol. 6, pp. 865--872, May 1967.


[2] G. Gould, S. Jacobs, P. Rabinowitz, and T. Shultz, "Crossed Roof
Prism Interferometer," Appl. Opt., vol. 1, pp. 533-534, 1962.
.