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phytoplankton
4
East Siberian Sea
2
Kara Sea
2
Laptev Sea
2
Ross Sea
2
macromolecular composition
2
polar night
2
primary production
2
transparent exopolymer particles
2
Biology (General)
1
Hydraulic engineering
1
QH301-705.5
1
TC1-978
1
TD201-500
1
Water supply for domestic and industrial purposes
1
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