Cartan, Henri
Differential forms
Houghton Mifflin, 1970
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Bott, Raoul, 1923-2005
Differential forms in algebraic topology
Springer-Verlag , 1982
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Cartan, Henri
Differential forms / Henri Cartam
Houghton Mifflin , 1970
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Weintraub, Steven H.
Differential forms : theory and practice
Academic Press, 2014
 eBooks
Lovelock, David
Tensors, differential forms, and variational principles
John Wiley & Sons, 1975
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