Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "ICHIHARA, Ryo and KAWAKAMI, Satoshi",Radon-Nikodym Derivative for Operator Valued Weights,奈良教育大学紀要. 自然科学,0547-2407,奈良教育大学,1991-11-25,40,2,1-7,https://cir.nii.ac.jp/crid/1050282814028331008,