Northern Hemisphere temperature reconstruction during the last millennium using multiple annual proxies Shi, F. ; Yang, B. ; Mairesse, A. ; von Gunten, L. ; Li, J. ; Br‰uning, A. ; Yang, F. ; Xiao, X. Abstract Publication: Climate Research Pub Date: April 2013 DOI: 10.3354/cr01156 Bibcode: 2013ClRes..56..231S