Exploring the northwestern mountainous area of Vietnam by geological processes and geotouristic objects / Jakub PAJĄK, Michał KROBICKI, Jan GOLONKA, Nguyen Van Giang // W: Geophysics - cooperation and sustainable development : proceedings of the international scientific conference : Hanoi & Sapa, November 14–17, 2012 / Institute of Geophysics, VAG. — [Hanoi] : Publishing House for Science and Technology, 2012. — Informacje na stronie tyt. również w jęz. wietnamskim. — ISBN: 978-604-913-091-5. — S. 386–391. — Bibliogr. s. 389–390, Abstr., Tóm tǎt