Guenther, A. H. Optical interferograms-reduction and interpretation Guenther A. H. and D. H. Liebenberg - Philadelphia American Society for Testing and materials 1978 - 159p. - ASTM special technical publication; no. 666 . Subjects--Topical Terms: Astronomy and astrophysics thesaurusOptics Universal Decimal Class. No.: 535.417 / GUE