Efficient Evaluation of NOT-Twig Queries in Tree-Unaware Relational Databases. - Kheng Hong Soh; Sourav S. Bhowmick (DASFAA (1), 2011)

ANDES: efficient evaluation of NOT-twig queries in relational databases. - Kheng Hong Soh; Ba Quan Truong; Sourav S. Bhowmick (VLDB J., 2012)