%0 Journal Article %T A Model for Adding an Efficient Relation to an Organization Structure with Different Numbers of Subordinates at Each Level %A Kiyoshi Sawada %A Hidefumi Kawakatsu %A Takashi Mitsuishi %J Lecture Notes in Engineering and Computer Science %D 2013 %I Newswood and International Association of Engineers %U http://www.iaeng.org/publication/IMECS2013/IMECS2013_pp1057-1060.pdf