Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleConstraints on rigid zones and other distinct layers at the top of the outer core using CMB underside reflected PKKP waves.AuthorsNiu, Fenglin; Kelly, Cindi; Huang, JianpingPublicationEarthquake Science, 2012, Vol 25, Issue 1, p17ISSN1674-4519Publication typeArticleDOI10.1007/s11589-012-0827-5