@article{weko_33433_1,
   author	 = "Hagiwara,Takahiro and Iwata,Takayuki",
   title	 = "23. Summary of the Seismographic Observation of Matsushiro Swarm Earthquakes",
   journal	 = "東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo",
   year 	 = "1968",
   volume	 = "46",
   number	 = "3",
   pages	 = "485--515",
   month	 = "jul"
}