The paper 'A Traffic-Grooming Algorithm for Wavelength-Routed Optical Networks' has how many authors?
How many authors does 'A Traffic-Grooming Algorithm for Wavelength-Routed Optical Networks' have?
SELECT ?answer WHERE { <https://dblp.org/rec/journals/informs/DawandeGNS07> <https://dblp.org/rdf/schema#numberOfCreators> ?answer }
<https://dblp.org/rec/journals/informs/DawandeGNS07>