Group round robin: improving the fairness and complexity of packet scheduling. - Bogdan Caprita; Jason Nieh; Wong Chun Chan (ANCS, 2005)

Group Ratio Round-Robin: O(1) Proportional Share Scheduling for Uniprocessor and Multiprocessor Systems. - Bogdan Caprita; Wong Chun Chan; Jason Nieh; Clifford Stein 001; Haoqiang Zheng (USENIX ATC, General Track, 2005)