%0 Journal Article %T Root Invariants and Periodicity in Stable Homotopy Theory %A Mahowald, Mark %A Shick, Paul %J Bulletin of the London Mathematical Society %V 20 %N 3 %P 262-266 %@ 0024-6093 %D 1988-05-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve