1. Abragam A (1961) Principles of nuclear magnetism. Clarendon Press, Oxford
2. Andrew ER, Bradburg A, Eades RG (1959) Removal of dipolar broadening of nuclear magnetic resonance spectra of solids by specimen rotation. Nature 183:1802–1803
3. Baber JL, Libutti D, Levens D, Tjandra N (1999) High precision solution structure of the C-terminal KH domain of heterogeneous nuclear ribonucleoprotein K, a c- myc transcription factor. J Mol Biol 289:949–962
4. Bain AD (1984) Coherence levels and coherence pathways in NMR: a simple way to design phase cycling procedures. J Magn Reson 56:418–427
5. Barkhuusen H, De Beer R, Bovee WMMJ, VanOrmondt D (1985) Retrieval of frequencies, amplitudes, damping factors, and phases from time-domain signals using a linear least-squares procedure. J Magn Reson 61:465–481