@article{1405446,
author = {Kai Puolam\"{a}ki and Sami Hanhij\"{a}rvi and Gemma C. Garriga},
journal = {Inf. Process. Lett.},
number = {2},
pages = {45--49},
publisher = {Elsevier North-Holland, Inc.},
title = {An approximation ratio for biclustering},
volume = {108},
year = {2008},
}