Q. Liu Nasir Ghani Nageswara S. V. Rao Ashwin Gumaste M. L. Garcia Distributed inter-domain lightpath provisioning in the presence of wavelength conversion. 3662-3675 2007 30 Computer Communications 18 http://dx.doi.org/10.1016/j.comcom.2007.07.006 db/journals/comcom/comcom30.html#LiuGRGG07