Vishwakarma Singh Arnab Bhattacharya 0001 Ambuj K. Singh Efficient Computation of Statistical Significance of Query Results in Databases. 509-516 2008 SSDBM http://dx.doi.org/10.1007/978-3-540-69497-7_32 conf/ssdbm/2008 db/conf/ssdbm/ssdbm2008.html#SinghBS08