Ruda, M. Intl Conf on Nonimaging Concentrators. SPIE Digital Library.
Tohutoru Kātū Chicago (17th ed.)Ruda, Mitchell. Intl Conf on Nonimaging Concentrators. SPIE Digital Library.
Tohutoro MLA (9th ed.)Ruda, Mitchell. Intl Conf on Nonimaging Concentrators. SPIE Digital Library.
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