Analisis dampak penerapan psak 24 revisi 2010 fas 158 dan ed psak 24 revisi 2013 imbalan pascakerja program imbalan pasti studi kasus PT HBS pada tanggal 31 desember 2012 = Implementation impact analysis of psak 24 revised 2010 fas 158 and ed psak 24 revised 2013 post employment benefit defined benefit plans case study at PT HBS as of december 31 2012