TY JOUR TI Comparison of oceanic crust accretion features with low-velocity and ultralow-velocity spreading KW oceanic crust KW accretion KW spreading KW Mid-Atlantic Ridge KW Gakkel Ridge. JO Russian Journal of Earth Sciences AU , .. AU , .. AU , .. AU , .. PY 2001 IS 2 PB Геофизический центр Российской Академии Наук