Yu Xiong Xiong, Y., Yang, Y., Ye, Y., & Rouskas, G. N. (2019). A machine learning approach to mitigating fragmentation and crosstalk in space division multiplexing elastic optical networks. OPTICAL FIBER TECHNOLOGY, 50, 99–107. https://doi.org/10.1016/j.yofte.2019.03.001 Xiong, Y., Li, Y. Y., Dong, X. C., Gao, Y. P., & Rouskas, G. (2016). Exploiting SDN principles for extremely fast restoration in elastic optical datacenter Networks. 2016 ieee global communications conference (globecom). https://doi.org/10.1109/glocom.2016.7841831