Peran notaris terhadap rangka pendirian perseroan terbatas yang menggunakan surat kuasa pendiri yang cacat hukum : analisis Putusan Mahkamah Agung Nomor 58.PK/PID.SUS/2011 = Notary role against the deed of establishment of the limited liability company which executed by power of attorney of the founder that have a legal defect : analysis of Supreme Court Judgement Number 58.PK/PID.SUS/2011 / Meilani Nur Wulandari