by Gray, G.J., Nielsen, C.J., Jenkins, D.B., Hatton, J.F.
Published in Journal of endodontics (01.04.1999)

by Gray, G.J
Published in Society of American Foresters. Convention (USA) (1995)

by Gray G.J
Published in Society of American Foresters. Convention (1994)

by Gray, G.J
Published in Proceedings of the... Society of American Foresters National Convention (USA) (1992)

by Gray, G.J, Ellefson, P.V
Published in Resource management and optimization (1991)

by Gray, G.J. (University of Minnesota, St. Paul, MN), Ellefson, P.V
Published in Northern journal of applied forestry (01.03.1989)

by Gray, G.J. (ed.), Enzer, M.J. (ed.), Kusel, J. (ed.)
Year of Publication 2001

by Gray, G.J
Published in American forests (01.07.1990)

by Gray, G.J
Published in American forests (01.03.1989)

by Gray, G.J. (AFA)
Published in American forests (01.09.1991)

by Gray, G.J, Yun Li, Murray-Smith, D.J, Romeo, E, Sharman, K.C
Published in IEE conference publication (1997)

by Gray, G.J, Weinbrenner, T, Murray-Smith, D.J, Yun Li, Sharman, K.C
Published in IEE conference publication (1997)

by Gray G.J, Eng A
Published in American forests (01.09.1991)

by A digest of late news reports, compiled by Allan Gray. G.J. Zemaitis
Published in Chicago tribune (1963) (19.11.1996)