@phdthesis{oai:nagoya.repo.nii.ac.jp:00014668,
 author = {NAGAYA, Kentaro and 永冶, 健太朗},
 month = {Mar},
 note = {名古屋大学博士学位論文 学位の種類:博士(理学) (課程) 学位授与年月日:平成24年3月26日},
 school = {名古屋大学, Nagoya University},
 title = {Variation of the Schwabe cycle length during the grand solar minimum in the 4th century BC deduced from radiocarbon content in tree rings},
 year = {2012}
}