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Ravi Chandra, V and Rao, Sumathi and Sen, Diptiman (2007) Renormalization group study of the Kondo problem at a junction of several Luttinger wires. In: Physical Review-B, 75 (4). 045435:1-14.
Ravi Chandra, V and Surendran, Naveen (2006) Exact magnetization plateaus and phase transitions in spin-S Heisenberg antiferromagnets in arbitrary dimensions. In: Physical Review B, 74 (2). pp. 4421-4427.