The Hanseatic League and the Eastern Baltic : Towns, trade and politics in medieval Livonia from the thirteenth to the mid-sixteenth century - Sne, Andris (. The @German Hanse in past & present Europe. - Groningen : Hanse Passage/Castel Internat. Publ., 2007. - 300 Seiten. - Illustrationen, Karten. - ISBN 978-90-79147-02-1, 2007)