TY - RPRT TI - A source-depth separation filter: Using the Euler method on the derivatives of total intensity magnetic anomaly data AU - D. Ravat AU - K. Kirkham AU - T.G. Hildenbrand PY - 2002 DO - 10.1190/1.1471597 UR - https://pubs.usgs.gov/publication/70024730 ID - 70024730 ER -