@article{oai:repository.dl.itc.u-tokyo.ac.jp:00018791,
 author = {BOX, Elgene O. and BAI, Xue-Mei},
 issue = {9},
 journal = {生産研究},
 month = {Sep},
 pages = {666--672},
 title = {研究解説 : A Sarellite-Based World Map of Current Terrestrial Net Primary Productivity},
 volume = {45},
 year = {1993}
}