138 | 2014ERAUL 138

1.1. Rivers as orientation axes for migrations, exchange networks and transmission of cultural traditions in the Upper Palaeolithic of Central Europe

1.2. The Contribution of obsidian characterization studies to early prehistoric archaeology

1.3. The mesolithic project Ullafelsen in Tyrol (Austria)

1.4. Carpathian obsidians : state of art

1.5. Paleolithic of Ukraine : The main diachronic and spatial trends of lithic raw materials exploitation

2.1. The raw material variability in the mesolithic site of Ullafelsen (Sellrain, Tyrol, Austria)

2.2. Petroarchaeological research in the Carpathian Basin : methods, results, challenges

2.3. Obsidian outcrops in Ukrainian transcarpathians and their use during the Paleolithic time

2.4. Small opportunities and big needs : Mira Early Upper Paleolithic case of raw materials exploitation (Dnieper basin, Ukraine)

2.5. Obsidian exploitation and circulation in Late Pleistocene Hokkaido in the northern part of the Japanese Archipelago

2.6. Upper Palaeolithic obsidian use in Central Japan : the origin of obsidian source exploitation

2.7. Acquisition and consumption of obsidian in the Upper Palaeolithic on Kyushu, Japan