Juridical analysis on termination of employment due to severe wrongdoings and its impact towards employers and employees: case study supreme court cassation decision no 624/K/pdt.sus-PHI 2014 = Analisis yuridis pemutusan hubungan kerja karena kesalahan berat dan dampaknya terhadap pengusaha dan pekerja studi kasus: putusan kasasi mahkamah agung no. 624 K/pdt.sus-PHI/2014