PPipelines and PermafrostPipelines and Permafrostde Peter J. WilliamsMateriasPermafrostEdiciones (1)Pipelines and Permafrost (1986)McGill-Queen's University Press · inglés · ISBN 9780773591554Más obras de Peter J. WilliamsPipelines and permafrostPProperties and behaviour of freezing soilsProperties and behaviour of freezing soils1967The surface of the earth