Seifert, Karl E.; Chang, Cheng-Wen; Brunotte, Dale A. (1997): Evidence from Ocean Drilling Program Leg 149 mafic igneous rocks for oceanic crust in the Iberia abyssal plain ocean-continent transition zone. American Geophysical Union, Washington, DC, United States, Journal of Geophysical Research, 102 (B4), 7915-7928, georefid:1997-056194