Fast optimum routing and wavelength assignment for WDM ring transport networks. - Martin Knoke; Harro L. Hartmann (ICC, 2002)

Dynamic wavelength assignment schemes for wavelength routed WDM ring transport networks. - Martin Knoke; Harro L. Hartmann (GLOBECOM, 2003)

The one-level functional equation of multi-rate loss systems. - Harro L. Hartmann; Martin Knoke (Eur. Trans. Telecommun., 2003)