@article{04a3105e110a4e378f1b7ef51bf895eb,
title = "Persistent Positive North Atlantic Oscillation Mode Dominated the Medieval Climate Anomaly.",
keywords = "MULTIDISCIPLINARY SCIENCES",
author = "V. Trouet and J. Esper and N.E. Graham and A. Baker and J.D. Scourse and D.C. Frank",
year = "2009",
month = apr,
day = "3",
doi = "10.1126/science.1166349",
language = "English",
volume = "324",
pages = "78--80",
journal = "Science",
issn = "0036-8075",
publisher = "American Association for the Advancement of Science",
number = "5923",
}