[ Опубликовано в: Pollution ]
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Variations in the loadings and riverine transport of nitrate and nitrite in Latvia
1994
Laznik, M. | Matisone, G. (Hydrometeorological Agency (LHMA), 165 Maskavas Str., LV-1019, Riga (Latvia))
Department for Environment, Food and Rural Affairs - United Kingdom
Better together? Discussion paper on common Nordic-Baltic energy infrastructure and policy issues from an environmentalist's view
1996
Lundberg, F.
Swedish University of Agricultural Sciences - Sweden
Key elements for lake ecological assessment: Latvian experience [45 lakes]
1999
Poikane, S. | Licite, V. (Latvian Environment Data Centre, Jurmala (Latvia))
Det Biovidenska belige Fakultets bibliotek - Denmark