Implikasi penerapan pasal 69 undang undang nomor 21 tahun 2011 tentang otoritas jasa keuangan terhadap pelaksanaan tugas bank sentral di bidang moneter = The implications of the application of article 69 of the act number 21 year 2011 on the financial service authority against the implementation of the tasks of the central bank in monetary sector / Retno Widati