                               000        000                                                                           ${\ensuremath{B_{0g}}\xspace}^{(0)}$       000        000                                                                           ${\ensuremath{B_{0g}}\xspace}^{(0)}$       000        000                                                                           ${\ensuremath{B_{0g}}\xspace}^{(0)}$       000        000                                                                           ${\ensuremath{B_{0g}}\xspace}^{(0)}$       000        000   -------------- ------------- -------- --------------------------------- -------------------------------------- ------------ --------    