Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Talha Rahman and Antonio Napoli and Danish Rafique and Bernhard Spinnler and Maxim Kuschnerov and Iveth Lobato and Benoit Clouet and Marc Bohn and Chigo Okonkwo and Huug de Waardt,On the Mitigation of Optical Filtering Penalties Originating From ROADM Cascade,IEEE Photonics Technology Letters,1041-1135,Institute of Electrical and Electronics Engineers (IEEE),2014-01,26,2,154-157,https://cir.nii.ac.jp/crid/1360861292554737408,https://doi.org/10.1109/lpt.2013.2290745