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- Haase, D.G. (author), Bowman, J.D. (author), Delheij, P.P.J. (author), Frankle, C.M. (author), Gould, C.R. (author), Knudson, J.N. (author), Koster, J.E. (author), Mitchell, G.E. (author), Penttilä, S. (author), Postma, H. (author), Roberson, N.R. (author), Seestrom, S.J. (author), Yoo, S.H. (author), Yuan, V.W. (author) journal article 1992