@article{escidoc:0716, title = {{Enhanced flux line pinning by substrate induced defects in YBCO thin films}}, author = {Albrecht, J. and Leonhardt, S. and Habermeier, H.-U. and Br\"uck, S. and Spolenak, R. and Kronm\"uller, H.}, journal = {{Physica C}}, volume = {404}, pages = {18--21}, year = {2004}, doi = {} }