Nugroho, M.O.B. et al. 2021. The Sedimentary Process of Sand Deposits in Bogowonto River, Purworejo, Central Java, and Progo River, Kulonprogo, Yogyakarta Using Granulometric Analysis. EKSPLORIUM. 42, 2 (Nov. 2021), 91–98. DOI:https://doi.org/10.17146/eksplorium.2021.42.2.6436.