Submicron size Gd2BaCuO5 particles as source for large critical current densities in (Nd0.33Eu0.33Gd0.33)Ba2Cu3OyM. Muralidhar, M. R. Koblischka and M. MurakamiEur. Phys. J. AP, 7 2 (1999) 99-102DOI: https://doi.org/10.1051/epjap:1999203