@article{oai:tsukuba.repo.nii.ac.jp:00017419,
 author = {Ogata, Takayuki},
 journal = {Tsukuba geoenvironmental sciences},
 month = {Dec},
 pages = {33--38},
 title = {<Research Report> Peaty hummocks as an environmental indicator : a case of Japanese upland mire},
 volume = {1},
 year = {2005}
}