1. A. Abragam, “the principles of Nuclear Magnetism”, Clarendon Press (Oxford, 1961)
2. for an introduction to NMR in liquids see e.g. R. V. Parish, “NMR; NQR, EPR and Mossbauer spectroscopy in inorganic chemistry”, Ellis Horwood (Chichester, 1990)
3. E. Mark Haacke, Robert W. Brown, Michael R. Thompson, Ramesh Venkatesan. “Magnetic Resonance Imaging. Physical Principles and Sequence Design”, Wiley-Liss (New York, 1999)
4. Paul T. Callaghan, “Principles of Nuclear Magnetic Resonance Microscopy”, Oxford University Press (Oxford, 1994)
5. L. Cei, A. La Fianza, C. Baluce, “Tecniche di Tomografia Computerizzata e Risonanza Magnetica nella Diagnostica per Immagin”, Societa’ Editrice Universo (Roma, 2001)