PapersUnrefereedIn-house publicationCo-authorOKA,Shoji;2013/3~
PapersUnrefereedIn-house publicationSingle-AuthorOKA,Shoji;2013/3~
PapersOtherCo-authorOKA,Shoji;2013/3~
PapersOtherCo-authorOKA,Shoji;2012/11~
PapersOtherCo-authorOKA,Shoji;2012/8~
PapersUnrefereedIn-house publicationSingle-AuthorOKA,Shoji;2012/3~
PapersUnrefereedIn-house publicationSingle-AuthorOKA,Shoji;2012/3~
PapersUnrefereedIn-house publicationCo-authorOKA,Shoji;2011/3~
PapersIn refereedAcademic JournalSingle-AuthorOKA,Shoji;2010/3~
PapersIn refereedAcademic JournalSingle-AuthorOKA,Shoji;2009/11~
PapersUnrefereedIn-house publicationSingle-AuthorOKA,Shoji;2008/7~
PapersUnrefereedIn-house publicationSingle-AuthorOKA,Shoji;2008/2~