@article{JEMS_2014_16_11_a1,
     author = {Graziano Gentili and Simon Salamon and Caterina Stoppato},
     title = {Twistor transforms of quaternionic functions and orthogonal complex structures},
     journal = {Journal of the European Mathematical Society},
     pages = {2323--2353},
     publisher = {mathdoc},
     volume = {16},
     number = {11},
     year = {2014},
     doi = {10.4171/jems/488},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/488/}
}