1. On Lovász' lattice reduction and the nearest lattice point problem;Babai,1985
2. An Introduction to the Geometry of Numbers;Cassels,1959
3. Rational Quadratic Forms;Cassels,1978
4. Disquisitiones Arithmeticae;Gauss,1889
5. Reduktionsalgorithmen für Gitterbasen;Helfrich,1984