By Reuben Jacqueline   Serio-Chapman Chris   Welsh Christopher   Matens Richard   Sherman Susan   in Journal of Urban Health: Bulletin of the New York Academy of Medicine

ISSN:1099-3460|88|2|342-351

Springer Publishing Company ‎(2011)‎

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By Welsh Christopher J. E.   Healy William M.   DeGraaf Richard M.   in Northern Journal of Applied Forestry

ISSN:0742-6348|9|1|6-9

Society of American Foresters‎(1992)‎

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