Terpenoids and Steroids: Volume 4, Triterpenoids. K. H. Overton, J. D. Connolly
, 1974
, Volume 4
, Pages 183-220
Mass Spectrometry: Volume 4, Gas chromatography-mass spectrometry. R. A. W. Johnstone, C. J. W. Brooks, B. S. Middleditch
, 1977
, Volume 4
, Pages 146-185