@inproceedings{kivman,
author = {J. Kivinen and Heikki Mannila},
booktitle = {Proceedings of the 1994 ACM SIGACT-SIGMOD-SIGACT Symposium on Principles of Database Theory (PODS'94)},
pages = {77-85},
title = {The power of sampling in knowledge discovery},
year = {1994},
}