@Article{angeo-27-1097-2009,
AUTHOR = {Helama, S. and Makarenko, N. G. and Karimova, L. M. and Kruglun, O. A. and Timonen, M. and Holopainen, J. and Meril\"ainen, J. and Eronen, M.},
TITLE = {Dendroclimatic transfer functions revisited: Little Ice Age and Medieval Warm Period summer temperatures reconstructed using artificial neural networks and linear algorithms},
JOURNAL = {Annales Geophysicae},
VOLUME = {27},
YEAR = {2009},
NUMBER = {3},
PAGES = {1097--1111},
URL = {https://angeo.copernicus.org/articles/27/1097/2009/},
DOI = {10.5194/angeo-27-1097-2009}
}