Carmichael, C. M. (1977): Paleointensity studies of oceanic basalts from DSDP Leg 37 and NRM/ARM ratios of oceanic and Recent lavas. Elsevier, Amsterdam, Netherlands, Chemical and physical problems in paleomagnetic field determinations; International Association of Geomagnetism and Aeronomy interdisciplinary symposium SM-3, 13 (4, Paleomagnetic field intensity, its measurement in theory and practice), 332-338, georefid:1977-034632