@misc{weko_2677_1,
   author	 = "YOTOVA,Mariya Ivanova ",
   title	 = "ブルガリアのヨーグルト食文化をめぐる人工物発達学的調査",
   howpublished	 = "application/pdf ",
   month	 = "jul",
   year 	 = "2009"
}