- springer international publishing8
- nrc research press7
- uppsala universitet, limnologi7
- academic press inc.6
- public library of science6
- springer netherlands6
- air pollut & climate secretariat airclim, forsta langgatan 18, s-41328 gothenburg, sweden.5
- carl von ossietzky univ oldenburg, inst chem & biol marine environm icbm, schleusenstr 1, d-26382 wilhelmshaven, germany.5
- cent univ catalonia, univ vic, aquat ecol grp, vic, catalonia, spain.;catalan inst res & adv studies icrea, barcelona, spain.5