1. V.W. Miner, W.W. Conover, The shimming of high resolution NMR magnets (Acorn NMR Inc., CA, USA), http://www.acornnmr.com/nmr_topics.htm . Accessed 8. November 2012
2. W.A. Anderson, Rev. Sci. Instrum. 32, 241–250 (1961)
3. W.W. Conover, in Topics in Carbon-13 NMR Spectroscopy, vol. 4, ed. by G.C. Levy (Wiley, New York, 1984), pp. 37–51
4. G.N. Chmurny, D.I. Hoult, Concepts Mag. Reson. 2, 131–149 (1990)
5. S. Berger, S. Braun, 200 and More NMR Experiments: A Practical Course (Wiley-VCH, Weinheim, 2004), pp. 6–11