Chandrasekaran, S.; Shah, M. A.; Cooper, O.; Deshpande, A.; Franklin, M. J.; Hellerstein, J. M.; Hong, W.; Krishnamurthy, S.; Madden, S. R.; Reiss, F. (2003). "TelegraphCQ". Proceedings of the 2003 ACM SIGMOD international conference on Management of data - SIGMOD '03. p. 668. doi:10.1145/872757.872857. ISBN978-1581136340. S2CID14965874.
Chandrasekaran, S.; Shah, M. A.; Cooper, O.; Deshpande, A.; Franklin, M. J.; Hellerstein, J. M.; Hong, W.; Krishnamurthy, S.; Madden, S. R.; Reiss, F. (2003). "TelegraphCQ". Proceedings of the 2003 ACM SIGMOD international conference on Management of data - SIGMOD '03. p. 668. doi:10.1145/872757.872857. ISBN978-1581136340. S2CID14965874.