CROSS-SPECTRUM ANALYSIS APPLIED TO AIR POLLUTION TIME SERIES FROM SEVERAL URBAN AREAS OF ROMANIA
2013 ◽
Vol 12
(4)
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pp. 677-684
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1973 ◽
Vol 20
(12)
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pp. 1129-1141
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2008 ◽
Vol 2
(0)
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pp. 432-453
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2019 ◽
Vol 169
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pp. 510-516
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2005 ◽
Vol 39
(12)
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pp. 2261-2273
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