B. Kraus

Entanglement criteria for all bipartite Gaussian states.

G. Giedke, J. I. Cirac, B. Kraus, 2001, Physical review letters.

Optimization of entanglement witnesses

J. Cirac, M. Lewenstein, B. Kraus, 2000, quant-ph/0005014.

Characterization of separable states and entanglement witnesses

J. Cirac, M. Lewenstein, B. Kraus, 2000, quant-ph/0005112.

Local unitary equivalence of multipartite pure states.

B. Kraus, B. Kraus, 2009, Physical review letters.

The maximally entangled set of 4-qubit states

B. Kraus, C. Spee, J. I. de Vicente, 2015, 1510.09164.