Kostas Christodoulopoulos Emmanouel A. Varvarigos Chris Develder Marc De Leenheer Bart Dhoedt Job Demand Models for Optical Grid Research. 127-136 2007 conf/ondm/2007 ONDM http://dx.doi.org/10.1007/978-3-540-72731-6_15 db/conf/ondm/ondm2007.html#ChristodoulopoulosVDLD07