@article {1420,
	title = {Below-ground carbon allocation in mature beech and spruce trees following long-term, experimentally enhanced O3 exposure in Southern Germany},
	volume = {158},
	year = {2010},
	pages = {2604-2609},
	author = {Anderson, C.P. and Ritter, W. and Gregg, J. and Matyssek, R. and Grams, T.E.E.}
}
@article {1498,
	title = {Belowground effects of enhanced tropospheric ozone and drought in abeech/spruce forest (Fagus sylvatica L./Picea abies [L.] Karst).},
	volume = {158},
	year = {2010},
	pages = {1071-1078},
	author = {Nikolova, P.S. and Anderson, C.P. and Blaschke, H. and Matyssek, R. and Haberle, K.}
}
@article {1482,
	title = {Extraordinary drought of 2003 overrules ozone impact on adult beech trees (Fagus sylvatica).},
	volume = {20},
	year = {2006},
	pages = {539-548},
	author = {Low, M. and Herbinger, K. and Nunn, A.J. and Haberle, K.H. and Leuchner, M. and Heerdt, C. and Werner, H. and Wipfler, P. and Pretzsch, H. and Tausz, M. and Matyssek, R.}
}
@article {1425,
	title = {Seasonal ozone response of mature beech trees (Fagus sylvatica) at high altitude in the Bavarian Forest (Germany) in comparison with young beech grown in the field and in phytotrons.},
	volume = {109},
	year = {2000},
	pages = {431-442},
	author = {Baumgarten, M. and Werner, H and Haberle, K.H. and Emberson, L.D. and Fabian, P. and Matyssek, R.}
}
