@article{MAN_1980__253_163466,
     author = {N.T. Peck and N.J. Kaiton},
     title = {A {Re-Examination} of the {Roberts} {Example} of a {Compact} {Convex} {Set} {Without} {Extreme} {Points.}},
     journal = {Mathematische Annalen},
     pages = {89--102},
     publisher = {mathdoc},
     volume = {253},
     year = {1980},
     zbl = {0448.46012},
     url = {http://geodesic.mathdoc.fr/item/MAN_1980__253_163466/}
}