Bakalov, B.; Fleisher, D.
(Symmetry, Integrability and Geometry: Methods and Applications, 2015)
We construct embeddings of sl₂ in lattice vertex algebras by composing the Wakimoto realization with the Friedan-Martinec-Shenker bosonization. The Kac-Wakimoto hierarchy then gives rise to two new hierarchies of integrable, ...