## a clear gap

1998 [Low-energy excitations in fermionic spin glasses: A quantum-dynamical image of Parisi symmetry breaking](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5585/i1998-00185-0.pdf)


## 1996 [FERMIONIC QUANTUM SPIN GLASS TRANSITIONS](https://arxiv.org/pdf/cond-mat/9610055.pdf) Opperman-Rosenow

- [Quantum spin glasses and quantum transitions in disordered systems](http://qpt.physics.harvard.edu/qsg.html)

- Nick Read

1996 [Landau theory of quantum spin glasses](http://qpt.physics.harvard.edu/c13.pdf)


## 1983 Ma-Fradkin [Localization and interactions in a disordered electron gas](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5590/fradkin.pdf)

We have shown in this paper that a systematic expansion around a weakly disordered metallic phase can be
done by means of the 1/N expansion