@book{
  author = "Wehr, Gerhard, 1931-, 徳岡, 知和子(1968-)",
  title = "評伝マイスター・エックハルト",
  year: 1999
  month: 9
  key = "Eckhart",
  key = "Eckhart",
  key = "Meister",
  key = "d. 1327",
  publisher = "新評論",
  address = "東京",
  ISSN/ISBN = "9784794804594 [4794804598]",
}