@article{ASNSP_1985_4_12_4_589_0,
     author = {Eells, J. and Salamon, S.},
     title = {Twistorial construction of harmonic maps of surfaces into four-manifolds},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {589--640},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 12},
     number = {4},
     year = {1985},
     mrnumber = {848842},
     zbl = {0627.58019},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1985_4_12_4_589_0/}
}