@Article{adgeo-6-173-2006,
AUTHOR = {Gergis, J. L. and Fowler, A. M.},
TITLE = {How unusual was late 20th century El Niño-Southern Oscillation (ENSO)? Assessing evidence from tree-ring, coral, ice-core and documentary palaeoarchives, A.D. 1525-2002},
JOURNAL = {Advances in Geosciences},
VOLUME = {6},
YEAR = {2006},
PAGES = {173--179},
URL = {http://www.adv-geosci.net/6/173/2006/},
DOI = {10.5194/adgeo-6-173-2006}
}