-
Gosink, T.A., J.J. Kelley, B.R. Koci, and T.W. Burton. 1991. Butyl acetate, and alternative drilling fluid for deep ice-coring projects. Journal of Glaciology 37:170-176.
-
Kelley, J.J., K. Stanford, B.R. Koci, M.A. Wumkes, and V. Zagorodnov. 1994. Ice coring and drilling technologies developed by the Polar Ice Coring Office. Ice Drilling Technology, 4th International Workshop, Memoirs of the National Institute of Polar Research, Special Issue 49:24-40.