Geological Heritage – Bridge joining countries = Geologinis paveldas – tiltas jungiantis šalis: International Conference ProGEO WG Northern Europe, Papilė, Venta Regional Park, September 10–12, 2008: Conference materials, Excursion Guide / Compiled by: J. Čyžienė, J. Satkūnas, A. Nicius, J. Bitinas; Editor: J. Satkūnas; Lithuanian Geological Survey. – Vilnius: LGT, 2008. – 46 p: iliustr. – Bibliogr. str. gale
