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The top documents tagged [collective libraries]
Nitrogen transformations include denitrification to N 2 O or N 2, oxidation of ammonium to nitrate, (nitrification) and anaerobic ammonia oxidation (anammox)
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E-culture net: a network for preserving European cultural heritage Preservation and further demonstration of cultural heritage content through information
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Celebration of Libraries June 11, 2007
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