| Estos sites se pueden hallar en: www.abc.se/~m10354/uwa/ |
| Waterways and Shipbuilding in north-western Russia in the
Middle Ages, P Sorokin |
| The Maritime Cultural Landscape, Christer Westerdahl |
| Traditional Zones of Transport Geography in Relation to
Vessel Types, C Westerdahl |
| Amphibian Transport Systems in northwestern Europe, C
Westerdahl |
| The Cog,
Shiptype, Per Åkesson |
| Medieval
King Valdemar's Sailing Route, Per Åkesson |
| Anmerkungen zum Wasserverkehr während der römischen
Kaiserzeit, Timm Weski |
| Los condicionantes de la navegación en la antigüedad,
Pere Izquierdo Tugas |
| The Holmgard Expedition, Rune
Edberg. Sailing from the Baltic to the Black Sea |
| The Vikings in Vinland, Athena Review |
| Merchant
vessels and maritime commerce in Roman times, Giulia Boetto |
| Navigare Necesse Est, Domenico
Carro, Italy |
| Ancient
Roman Transport, University of North Carolina |
| The Age of Exploration, Mariners' Museum |