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Kar, Supriya and Kumar, Alok and Sengupta, Gautam (1994) Target space of an asymmetric chiral gauged wzw model. In: Modern Physics Letters A, 9 (9). 853-859 .
Kar, Supriya and Kumar, Alok and Sengupta, Gautam (1992) Hidden Isometry in a Chiral Gauged WZW Model. [Preprint]