TY JOUR TI On spreading of Antarctic Bottom Water in fracture zones of the Mid-Atlantic Ridge at 7–8°N KW Antarctic Bottom Water KW Mid-Atlantic Ridge KW fracture zones KW bottom topography KW multibeam echo sounding KW potential temperature JO Russian Journal of Earth Sciences AU Дудков, И.Ю. AU Капустина, М.В. AU Сивков, В.В. PY 2022 IS 22 PB Геофизический центр Российской Академии Наук