@article {MR2583912,
    AUTHOR = {Z{\u{a}}linescu, C.},
     TITLE = {On two open problems in convex analysis},
   JOURNAL = {J. Convex Anal.},
  FJOURNAL = {Journal of Convex Analysis},
    VOLUME = {16},
      YEAR = {2009},
    NUMBER = {3-4},
     PAGES = {1035--1038},
      ISSN = {0944-6532},
   MRCLASS = {49J53 (47H05 52A21)},
  MRNUMBER = {MR2583912},
}