共 13 条
[3]
Konijnendijk Cecil C., 2000, Journal of Arboriculture, V26, P152
[5]
Schmithüsen F, 2000, FORSTWISS CENTRALBL, V119, P395, DOI 10.1007/BF02769152
[6]
Tarrant MA, 1999, LEISURE SCI, V21, P17
[7]
NEW DEVELOPMENTS IN RECREATIONAL FOREST USE IN SOUTHWEST GERMANY
[J].
FORSTWISSENSCHAFTLICHES CENTRALBLATT,
1992, 111 (05)
:282-292
[9]
[No title captured]
[10]
[No title captured]