Reference

Yen-ling Lee, Teiji Watanabe (2011): Multidisciplinary assessments of trail degradation for framing future trail management: examination in Shei-Pa National Park, Taiwan – IGF-Forschungsberichte (Instituts für Interdisziplinäre Gebirgsforschung [IGF]) (Institute of Mountain Research) – 4: 212 - 221.