@inproceedings{oai:kutarr.kochi-tech.ac.jp:00001135,
 author = {Goso, Takashi and Imoto, Kohei},
 book = {Society for Social Management Systems Internet Journal},
 month = {Sep},
 publisher = {Society for Social Management Systems},
 title = {Development and improvement of labor productivity assessment system in construction site by using Information Technology},
 volume = {7},
 year = {2011}
}