TY - DATA ID - friedrich2007twoq T1 - Tree-ring width of Quercus species from historical object sample HOH4751-6 AU - Friedrich, Michael PY - 2007 JF - Institute of Botany, University of Hohenheim PB - PANGAEA DO - 10.1594/PANGAEA.578175 UR - https://doi.org/10.1594/PANGAEA.578175 ER -