@inproceedings{oai:kutarr.kochi-tech.ac.jp:00000917,
 author = {Hiraoka, Ryoma and Sawada, Miya and Nasu, Seigo and Mabuchi, Yasushi},
 book = {Society for Social Management Systems Internet Journal},
 issue = {1},
 month = {Mar},
 publisher = {Society for Social Management Systems},
 title = {Development of the analytical model for farm management to decrease red soil runoff in Ishigaki Island},
 volume = {4},
 year = {2008}
}