Khalisha, Siti, 		Zurma, Retno, 		Putri, Erlinda, 		Munir, Rahmawati, AND 		Intifadhah, Sahara.
" Pengaruh Penurunan Aktivitas Cobalt-57 Terhadap QC (Quality Control) Harian SPECT (Single Photon Emission Computed Tomography) di Instalasi Kedokteran Nuklir RSUD A. W Sjahranie Samarinda" <em>Progressive Physics Journal</em> [Online], Volume 4 Number 1 (23 June 2023)