Brian Knight A Mathematical Basis for Entity Analysis. 81-90 1983 ER db/conf/er/er83.html#Knight83 conf/er/83 db/conf/er/Knight83.html er83/ER83-P081.pdf ... journals/tods/Chen76 journals/cj/Shave81 journals/cj/Robinson79 journals/cj/SymonsT82 ... ...