In this note, we construct new representations of D=2, N=4 supersymmetry which do not involve chiral or twisted chiral multiplets. These multiplets may make it possible to circumvent no-go theorems about N=4 superspace formulations of WZWN-models.
@article{arxiv.hep-th/9401091,
title = {New N=4 Superfields and Sigma-models},
author = {I. T. Ivanov and U. Lindstrom and M. Rocek},
journal= {arXiv preprint arXiv:hep-th/9401091},
year = {2009}
}