@article {MR873627,
    AUTHOR = {Z{\u{a}}linescu, Constantin},
     TITLE = {On a class of convex sets},
   JOURNAL = {Comment. Math. Univ. Carolin.},
  FJOURNAL = {Commentationes Mathematicae Universitatis Carolinae},
    VOLUME = {27},
      YEAR = {1986},
    NUMBER = {3},
     PAGES = {543--549},
      ISSN = {0010-2628},
     CODEN = {CMUCAA},
   MRCLASS = {52A05 (46A99)},
  MRNUMBER = {MR873627 (88f:52002)},
MRREVIEWER = {Ren{\'e} Fourneau},
}