Leonhardt, R.; Heider, F.; Hayashida, A. (1999): Relative geomagnetic field intensity across the Jaramillo Subchron in sediments from the California margin; Ocean Drilling Program Leg 167. American Geophysical Union, Washington, DC, United States, Journal of Geophysical Research, 104 (B12), 29,133-29,146, georefid:2000-040360