1. Zhang Y., Zander W., Schubert J., Rüders F., Soltner H., Banzet M., Wolters N., Zeng X.H., and Braginski A.I., Appl. Phys. Lett., 1997, 71(5): 704
2. Yi H. R., Zhang Y., and Braginski A.I., APPL. Phys. Lett., 1998, 73(16): 2357
3. Zhang Y., Schbert J., Wolters N., Banzet M., Zander W., and Krause H.J., Physica C, 2002, 282: 372–376
4. Liu X. Y., Xie F. X., Meng S. H., Dai Y. D., Li Z. Z., Ma P., Yang T., Nie R. J., and Wang F. R., Chinese Physics, 2004, 13(1): 100
5. Xie F. X., Yang T., Ma P., Nie R. J., Liu L. Y., Wang S. G., Wang S. Z., and Dai Y. D., Proceedings of the 5th Academic Conference of National Superconducting film and Superconductive Electronic Apparatus, 2000: 227