van Gorsel, J.T. (Han). “A Photographic Journey through the Cretaceous-Tertiary Stratigraphy of the Meratus Mountains-Barito Basin Margin, SE Kalimantan”. Berita Sedimentologi, vol. 34, no. 1, Aug. 2021, pp. 26-34, doi:10.51835/bsed.2016.34.1.107.