TY - BOOK AU - Brigham, Lawson W AU - Ă˜streng, Willy TI - The natural and societal challenges of the northern sea route : a reference work SN - 9780792361121 SN - 99088584 U1 - 910.9113 OST PY - 1999/// CY - Dordrecht ; Boston, MA PB - Kluwer Academic Publishers KW - Northeast Passage N1 - Includes bibliographical references (p. [431]-457) ER -