%0 Journal Article %A Sergei O. Ivanov %A Roman Mikhailov %A Jie Wu %T On nontriviality of certain homotopy groups of spheres %J Homology, homotopy, and applications %D 2016 %P 337-344 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4310/HHA.2016.v18.n2.a18/ %R 10.4310/HHA.2016.v18.n2.a18 %G en %F HHA_2016_18_2_a17