Is N and S deposition altering the mineral nutrient composition of Norway spruce and Scots pine needles in Finland?

Reference:

Sebastiaan Luyssaert, Mika Sulkava, Hannu Raitio, Jaakko Hollmén, and Päivi Merilä. Is N and S deposition altering the mineral nutrient composition of norway spruce and scots pine needles in finland?. In J. Eichhorn, editor, Proceedings of Symposium: Forests in a Changing Environment – Results of 20 years ICP Forests Monitoring, pages 80–81, October 2006.

Suggested BibTeX entry:

@inproceedings{Luyssaert2006,
    author = {Sebastiaan Luyssaert and Mika Sulkava and Hannu Raitio and Jaakko Hollm\'en and P\"aivi Meril\"a},
    booktitle = {Proceedings of Symposium: Forests in a Changing Environment -- Results of 20 years ICP Forests Monitoring},
    editor = {J. Eichhorn},
    month = {October},
    pages = {80--81},
    title = {Is {N} and {S} deposition altering the mineral nutrient composition of Norway spruce and Scots pine needles in Finland?},
    year = {2006},
}