By Yorks Thad E   Leopold Donald J   Raynal Dudley J   in Canadian Journal of Forest Research

ISSN:1208-6037|33|8|1525-1537

NRC Research Press‎(2003)‎

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By Jones Robert H.   Nyland Ralph D.   Raynal Dudley J.   in Northern Journal of Applied Forestry

ISSN:0742-6348|6|1|34-36

Society of American Foresters‎(1989)‎

Access to resources Favorite 3.0131805