Pérez-Garcia, David Theory, Max Planck Institute of Quantum Optics, Max Planck Society;
Wolf, Michael Theory, Max Planck Institute of Quantum Optics, Max Planck Society;
Pérez-Garcia, D., Wolf, M., Petz, D., & Ruskai, M. B. (2006). Contractivity of positive and trace-preserving maps under Lmp norms. Journal of Mathematical Physics, 47(8): 083506. doi:0.1063/1.2218675.