@inproceedings{oreifej2007layered,
  title={Layered approach to intrinsic evolvable hardware using direct bitstream manipulation of Virtex II Pro devices},
  author={Oreifej, Rashad S and Al-Haddad, Rawad N and Tan, Heng and DeMara, Ronald F},
  booktitle={Field Programmable Logic and Applications, 2007. FPL 2007. International Conference on},
  pages={299--304},
  year={2007},
  organization={IEEE}
}