By Cooney Roy J. L.   in The Cartographic Journal

ISSN:1743-2774|23|2|91-98

Maney Publishing‎(1986)‎

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By Roy J. L.   Murthy G. S.   in Canadian Journal of Earth Sciences

ISSN:1480-3313|4|6|1270-1273

NRC Research Press‎(1967)‎

Access to resources Favorite 2.134131