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Citace podle Chicago (17th ed.)PSALI Symposium: C.I.E. International Symposium on Permanent Supplementary Artificial Lighting ; 17th and 18th September 1969. [Slovak academy of sciences], 1969.
Citace podle MLA (9th ed.)PSALI Symposium: C.I.E. International Symposium on Permanent Supplementary Artificial Lighting ; 17th and 18th September 1969. [Slovak academy of sciences], 1969.
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