P., Königshof, Linnemann U., and Ta Hoa Phuong. “U-Pb Detrital Zircon Geochronology of Sedimentary Rocks in NE Vietnam: Implication for Early and Middle Devoni-an Palaeogeography”. <i>Vietnam Journal of Earth Sciences</i> 39, no. 4 (December 21, 2017): 303–323. Accessed November 8, 2025. http://vjes.vast.vn/jse/article/view/10727.