@ARTICLE {3933,
author={Y. Long and D. Qiu Qiu and D. Long},
doi={10.1088/1751-8113/42/26/265301},
journal={Journal of Physics A: Mathematical and Theoretical},
title={An entanglement measure based on two-order minors},
year={2009},
month={January},
volume={-},
number={42},
pages={265301-265301},
ISSN={1751-8113}
}