Spark plasma sintering of 'BI' IND. 1.65''PB' IND. 0.35''SR' IND. 2''CA' IND. 2''CU' IND. 3''O' IND. 10+'delta' superconducting samples: evaluation of microstructure and mechanical properties - Garcia-Fornaris, I.; Govea-Alcaide, E.; Calzada, I.; Machado, Izabel Fernanda; Jardim, Renato de Figueiredo (JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM, 2015)