https://research.ibm.com/publications/spiral-phases-and-time-reversal-violating-resonating-valence-bond-states-of-doped-antiferromagnets
Spiral phases and time-reversal-violating resonating-valence-bond states of doped antiferromagnets...
Spiral phases and time-reversal-violating resonating-valence-bond states of doped antiferromagnets for Physical Review B by Bulbul Chakraborty et al.
resonating valence bondtime reversalspiralphasesviolating