Aloysius Bagyo Widagdo. Development of a Density Gauge for Measuring Water and Mud Density based on a Radioactive Technique. J. civil eng. forum [Internet]. 2022May25 [cited 2024Nov.6];8(2):139-46. Available from: https://dev.journal.ugm.ac.id/v3/JCEF/article/view/3797