1. Structure and crystal chemistry of the high-Tc superconductor YBa2Cu3O7−x
2. , , : Mat. Res. Bull., in print 1987
3. , , , , , , , , , submitted to Phys. Rev. Lett.
4. , , , , , , , , submitted to phys. stat. sol.
5. , , , , , : Mat. Res. Bull., in print