I. P.  Panyushkina, Leavitt, S. W., and Mode, W. N., ?A 1400-Year Bølling-Allerød Tree-Ring Record from the U.S. Great Lakes Region?, Tree-Ring ResearchTree-Ring Research, vol. 73, no. 2, pp. 102 - 112, 2017.

S. L.  Voelker, Stambaugh, M. C., Guyette, R. P., Feng, X., Grimley, D. A., Leavitt, S. W., Panyushkina, I. P., Grimm, E. C., Marsicek, J. P., Shuman, B., and Curry, B. B., ?Deglacial hydroclimate for Midcontinental North America.?, Quaternary Research , vol. 83, no. 2, 2015.

S. L.  Voelker and ., etal, ?A dynamic leaf gas-exchange strategy is conserved in woody plants under changing ambient CO2: evidence from carbon isotope discrimination in paleo and CO2 enrichment studies?, Global Change Biology, 2015.

I. P.  Panyushkina, Leavitt, S. W., Domack, E. W., and Wiedenhoeft, A. C., ?Tree-ring investigation of Holocene flood-deposited wood from the Oneida Lake watershed, New York State.?, Tree-Ring Research, vol. 71, no. 2, 2015.

I. P.  Panyushkina and Leavitt, S. W., ?. Ancient boreal forests under the environmental instability of the glacial to post-glacial transition in the Great Lakes region (14,000-11,000 years BP)?, Canadian Journal of Forest Research , vol. 43, no. 11, 2013.

R. J.  Schaetzl, Yansa, C. H., and Luehmann, M. D., ?Paleobotanical and environmental implications of a buried forest bed in northern Lower Michigan, USA?, Canadian Journal of Earth Sciences, vol. 50, no. 4, 2013.

E. C.  Grimm, Donovan, J. J., and Brown, K. J., ?A high-resolution record of climate variability and landscape response from Kettle Lake, northern Great Plains, North America?, Quaternary Science Reviews, vol. 30, no. 19?20, pp. 2626?2650, 2011.

I. P.  Panyushkina and Leavitt, S. W., ?Tapping Ancient Tree-Ring Archives in the U.S. Great Lakes Region.?, Eos, Transactions, American Geophysical Union, vol. 91 (50), 2010.

A. F.  Schneider, Leavitt, S. W., and Lange, T., ?Stratigraphy, age, and flora of the Southport forest bed, Southeastern Wisconsin. ?, Journal of Great Lakes, vol. 35, 2009.

I. P.  Panyushkina, Leavitt, S. W., Thompson, T. A., Schneider, A. F., and Lange, T., ?Environment and paleoecology of a 12 ka mid-North American Younger Dryas forest chronicled in tree rings?, Quaternary Research, vol. 70, no. 3, pp. 433?441, 2008.

J. C.  Tardif, Conciatori, F., and Leavitt, S. W., ?Tree rings, ?13C and climate in Picea glauca growing near Churchill, subarctic Manitoba, Canada.  ?, Chemical Geology, vol. 252, pp. 1212?1222, 2008.

I. P.  Panyushkina and Leavitt, S. W., ?Insights into Late Pleistocene?Early Holocene Paleoecology from fossil wood around the Great Lakes region. In: Late-Glacial History of East-central Wisconsin?, in Late-Glacial History of East-central Wisconsin. ,  T.S. Hooyer., 2007.

W. N.  Mode, Panyushkina, I. P., Leavitt, S. W., Williams, J. W., Santiago, A., Gill, J., Edwards, C., and Gertz, H., ?Late-glacial and early Holocene paleoecology: Schneider farm, Calumet County. In: Late-Glacial History of East-central Wisconsin?, in Late-Glacial History of East-central Wisconsin, T.S. Hooyer., 2007.

S. W.  Leavitt, Panyushkina, I. P., Lange, T., Cheng, L., Schneider, A. F., and Hughes, J., ?Radiocarbon ?wiggles? in Great Lakes wood ca. 10,000 to 12,000 BP?, Radiocarbon, vol. 49, no. 2, 2007.

M. R.  Waters and Stafford, T. W., ?Response to Comment on ?Redefining the Age of Clovis: Implications for the Peopling of the Americas??, Science, vol. 317, no. 5836, p. 320c - 320c, 2007.

S. W.  Leavitt, Panyushkina, I. P., Lange, T., Wiedenhoeft, A., Cheng, L., and Hunter, R. D., ?Climate in the Great Lakes region between 14,000 and 4,000 years ago from isotopic composition of conifer wood?, Radiocarbon, vol. 48, no. 2, 2006.

D.  R. Hunter, Panyushkina, I. P., Leavitt, S. W., Wiedenhoeft, A. C., and Zawiskie, J., ?A multiproxy environmental investigation of Holocene wood from a submerged conifer forest in Lake Huron, USA?, Quaternary Research, vol. 66, no. 1, pp. 67?77, 2006.

I. P.  Panyushkina, Leavitt, S. W., Wiedenhoeft, A., Noggle, S., Curry, B., and Grimm, E., ?Tree-ring records of near-Younger Dryas time in Central North America- preliminary results from the Lincoln quarry site, central Illinois, USA?, Radiocarbon, vol. 46, no. 2, 2004.

K. S.  Pregitzer, Reed, D. D., Bornhorst, T. J., Foster, D. R., Mroz, G. D., McLachlin, J. S., Laks, P. E., Stokke, D. D., Martin, P. E., and Brown, S. E., ?A buried spruce forest provides evidence at the stand and landscape scale for the effects of environment on vegetation at the Pleistocene/Holocene boundary?, Journal of Ecology, vol. 88, 2000.

T. V.  Lowell, Larson, G. J., Hughes, J. D., and Denton, G. H., ?Age verification of the Lake Gribben forest bed and the Younger Dryas Advance of the Laurentide Ice Sheet.?, Canadian Journal of Earth Sciences, vol. 36, no. 3, 1999.