@article{weko_1572_1,
   author	 = "石坂,雅昭",
   title	 = "雲つぶをみる",
   journal	 = "とやまと自然",
   year 	 = "1991",
   volume	 = "13",
   number	 = "4",
   pages	 = "2--5",
   month	 = "jan"
}