1. Lambert JB, Mazzola EP. Nuclear magnetic resonance: an introduction to principles, applications, and experimental methods. Upper Saddle River: Pearson Education, Inc.; 2004.
2. Günther H. NMR spectroscopy: basic principles, concepts, and applications in chemistry. 2nd ed. Chichester: Wiley; 1996.
3. Fyfe CA. Solid state NMR for chemists. Guelph: C.F.C. Press; 1983.
4. Duer MJ. Introduction to solid-state NMR spectroscopy. Oxford, UK: Blackwell; 2004.
5. Frydman L, Hardwood JS. Isotropic spectra of half-integer quadrupolar spins from bidimensional magic-angle spinning NMR. J Am Chem Soc. 1995;117:5367–8.