Filtering by: Creator Akio Yamada Remove constraint Creator: Akio Yamada Date 1980 Remove constraint Date: 1980 Keyword child Remove constraint Keyword: child Collection Scholars Archive Remove constraint Collection: Scholars Archive Resource type thesis Remove constraint Resource type: thesis Rights http://rightsstatements.org/vocab/InC/1.0/ Remove constraint Rights: http://rightsstatements.org/vocab/InC/1.0/