@article{SIGMA_2011_7_a117,
     author = {Aristophanes Dimakis and Nils Kanning and Folkert M\"uller-Hoissen},
     title = {The {Non-Autonomous} {Chiral} {Model} and the {Ernst} {Equation} of {General} {Relativity} in the {Bidifferential} {Calculus} {Framework}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2011},
     volume = {7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2011_7_a117/}
}