Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) AOYAGI Katsura and SATO Takahiro,An Attempt to Evaluate Leaders' Guiding Abilities in Forest Volunteer Activities : Questionnaire Surveys for Leaders in Forest Volunteer Activities at a High School,Journal of Forest Economics,02851598,The Japanese Forest Economic Society,2008,54,3,37-44,https://cir.nii.ac.jp/crid/1390282680293710336,https://doi.org/10.20818/jfe.54.3_37