Citation: Toda, K.; Ye, Z.-G.; Teranishi, T.; Hinatsu, Y.; Sato, M. (1999). Structural chemistry of new ion-exchangeable tantalates with layered perovskite structure: new Dion-Jacobson phase M Ca2 Ta3 O10(M = alkali metal) and Ruddlesden-Popper phase Na2 Ca2 Ta3 O10. Materials Research Bulletin, 34, pp. 971-982.