Tetsuhiro Miyahara Takayoshi Shoudai Tomoyuki Uchida Tetsuji Kuboyama Kenichi Takahashi Hiroaki Ueda Discovering New Knowledge from Graph Data Using Inductive Logic Programming. 222-233 http://dx.doi.org/10.1007/3-540-48751-4_21 1999 conf/ilp/1999 ILP db/conf/ilp/ilp99.html#MiyaharaSUKTU99