Kroon, D. 1980 European Conf on Optical Systems and Applications. SPIE Digital Library.
Tohutoru Kātū Chicago (17th ed.)Kroon, Dirk-Jan. 1980 European Conf on Optical Systems and Applications. SPIE Digital Library.
Tohutoro MLA (9th ed.)Kroon, Dirk-Jan. 1980 European Conf on Optical Systems and Applications. SPIE Digital Library.
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