Akitt, J. W. N. M. R. and chemistry an introduction to nuclear magnetic resonance spectrocopy J. W. Akitt - London Chapman & Hall 1973 - 182 p. : ill. ; 21 cm. - Chapman and Hall chemistry textbook series . p. 177-178. ISBN: 0412102501 LCCN: 7-212339 Subjects--Topical Terms: Electron spectroscopy