title: optimization of constrained frequent set queries with 2-variable constraints. authors: laks v. s. lakshmanan , alex pang , raymond t. ng , jiawei han. venue: sigmod conference. year: 1999
title: optimization of constrained frequent set queries with 2-variable constraints. authors: laks v. s. lakshmanan , raymond ng , jiawei han , alex pang. venue: international conference on management of data. year: 1999