1. “The Principles of Nuclear Magnetism”;Abragam,1961
2. “Nuclear Magnetism: Order and Disorder”;Abragam,1982
3. Dipolar Broadening of the Quadrupole Resonance Line Width in Zero Applied Field
4. “SQUID 80-Superconducting Quantum Interference Devices and their Application”;Adams,1985
5. Significance of Electromagnetic Potentials in the Quantum Theory