Wilhjelm, J. (1968). Non-random influence of external sources on a geomagnetic induction anomaly in northern part of greenland. Det Danske Meteorologiske Institut.
Chicago Style (17th ed.) CitationWilhjelm, J. Non-random Influence of External Sources on a Geomagnetic Induction Anomaly in Northern Part of Greenland. Charlottenlund: Det Danske Meteorologiske Institut, 1968.
MLA (9th ed.) CitationWilhjelm, J. Non-random Influence of External Sources on a Geomagnetic Induction Anomaly in Northern Part of Greenland. Det Danske Meteorologiske Institut, 1968.
Warning: These citations may not always be 100% accurate.