Cockerham, R. S.; Hall, J. M. (1976): Magnetic properties and paleomagnetism of some DSDP Leg 33 basalts and sediment and their tectonic implications. American Geophysical Union, Washington, DC, United States, Journal of Geophysical Research, 81 (23, The nature of the oceanic crust), 4207-4222, georefid:1977-005233