Citation: de la Calle, C.; Alonso, J.A.; Fernandez-Diaz, M.T. (2008). Polymorphism of Ba(1-x) Sr(x) Co O(3-delta) (0 <= x <= 1) perovskites: a thermal and structural study by neutron diffraction. Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie, Organische Chemie (42,1987-), 63, pp. 647-654.