@article{MZ_1985__190_173645,
     author = {Manuel Gonz\'alez and Victor M. Onieva},
     title = {On {Atkinson} {Operators} in {Locally} {Convex} {Spaces.}},
     journal = {Mathematische Zeitschrift},
     pages = {505--518},
     publisher = {mathdoc},
     volume = {190},
     year = {1985},
     zbl = {0593.47037},
     url = {http://geodesic.mathdoc.fr/item/MZ_1985__190_173645/}
}