Jeroen van der Ham Paola Grosso Ronald van der Pol Andree Toonk Cees T. A. M. de Laat Using the Network Description Language in Optical Networks. 199-205 2007 conf/im/2007 Integrated Network Management http://dx.doi.org/10.1109/INM.2007.374784 db/conf/im/im2007.html#HamGPTL07