Penerapan prinsip paritas creditorium serta prinsip structured prorata dalam pembagian harta pailit dan dampaknya terhadap pekerja/buruh perusahaan pailit : studi kasus Putusan Mahkamah Agung no. 049 PK/Pdt.Sus/2011 = Application of paritas creditoriun principle and structured prorata principle on distribution of bankruptcy estate and its impact on workers/laborers rights at bankrupt company : case study Putusan Mahkamah Agung no. 049 PK/Pdt.Sus/2011