Internet, http://ark.bnf.fr/ark:/12148/cb169069741, 2022-02-17
Information trouvée : Crabb, Michael Charles (1949-....) forme internationale
Site Internet - LCSH, http://authorities.loc.gov, 2018-03-21
The geometric Hopf invariant and surgery theory / Michael Crabb, Andrew Ranicki, 2017
ZZ/2, homotopy theory / M. C. Crabb, 1980