Cation disorder and size effects on the magnetic transition in Ba-containing ferromagnetic manganites M. M. Savosta, A. N. Ulyanov, N. Yu. Starostyuk, M. Maryško and P. Novák Eur. Phys. J. B, 12 3 (1999) 393-396 Published online: 15 December 1999 DOI: 10.1007/s100510051020