Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KIKUTA Shumpei and TORIUMI Fujio and NISHIGUCHI Mao,Role discovery of the links based on the network structure,Proceedings of the Annual Conference of JSAI,,The Japanese Society for Artificial Intelligence,2019,JSAI2019,0,1J4J302-1J4J302,https://cir.nii.ac.jp/crid/1390845713072685184,https://doi.org/10.11517/pjsai.jsai2019.0_1j4j302