@article{AM2_1980__20_182391,
     author = {Yi Chen},
     title = {On characterizing nearfields.},
     journal = {Aequationes mathematicae},
     pages = {119--128},
     publisher = {mathdoc},
     volume = {20},
     year = {1980},
     zbl = {0437.12021},
     url = {http://geodesic.mathdoc.fr/item/AM2_1980__20_182391/}
}