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We study a sigma-model with target space the flag manifold U(3)/U(1)^3.
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H. B. Lawson Jr., “Surfaces minimales et la construction de Calabi-Penrose.” Séminaire Bourbaki 26 (1983-1984): 197-211
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J. C. Wood, “Harmonic maps into symmetric spaces and integrable systems,” in Harmonic maps and integrable systems , Aspects Math., E23, Friedr. Vieweg, Braunschweig (1994) pp.29-55
1994
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2015
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