title: structural matching and discovery in document databases sigmod conference 1997. authors: jason tsong-li wang , george jyh-shian chang , dennis shasha , girish patel , kaizhong zhang , liam relihan. venue: nan. year: nan
title: pattern matching and pattern discovery in scientific , program , and document databases international conference on management of data 1995. authors: jason t. l. wang , kaizhong zhang , dennis shasha. venue: nan. year: nan