1. On the non-existence of elements of Hopf invariant one;Adams;Ann. of Math.,1960
2. Sobre operationes cohomologicas secundarias;Adem;Bol. Soc. Mat. Mexicana,1962
3. Secondary characteristic classes and the immersion problem;Adem;Bol. Soc. Mat. Mexicana,1963
4. Non-immersion theorems for real projective spaces;Adem;Bol. Soc. Mat. Mexicana,1964
5. Thom complexes;Atiyah;Proc. London Math. Soc.,1961