by Blevins, D.P, Prescott, C.E, Allen, H.L, Newsome, T.A
Published in Canadian journal of forest research (01.12.2005)

by Daintith, N, Newsome, T.A
Published in FRDA report (1996)

by Newsome, T.A. (B.C. Ministry of Forests, Williams Lake, B.C., Canada), Sutherland, D.C, Vyse, A
Year of Publication 1991

by Newsome, T.A. (British Columbia Ministry of Forests, Cariboo Forest Region, Williams Lake, BC, Canada.), Daintith, N.M, Routledge, D.A
Year of Publication 1995