1. The Principles of Nuclear Magnetism;Abragam,1961
2. Principles of High Resolution NMR in Solids;Mehring,1983
3. Principles of magnetic resonance;Slichter,1990
4. NMR and fractal properties of polymeric liquids and gels
5. Multidimensional Solid State NMR in Polymers;Schmidt-Rohr,1994