Yunita, Lia. 2018. “Studi Komparasi Penentuan Viskositas Lumpur Pemboran Menggunakan Marsh Funnel Dan Viscosimeter Berbasis Video Berbantuan Software Tracker”. Jurnal Offshore: Oil, Production Facilities and Renewable Energy 2 (1):10-19. https://doi.org/10.30588/jo.v2i1.348.