Effect of nanoparticulate Ce₂0ȝ addition on the superconducting properties of (Bi, Pb)-2223 ceramic superconductors - S. S. H., Rayandi; Shaari, Abdul Halim; Chen, Soo Kien; Lim, Kean Pah; Hussein, Baqiah; Naghavi, Kazem; Soleimani, Hohjjat; Erlani, Maryam (Faculty of Science, Universiti Putra Malaysia, 2009)