%0 Journal Article %T A Note on Hyperplane mean values of the Modulus of a Harmonic Function %A Armitage, D. H. %J Bulletin of the London Mathematical Society %V 16 %N 1 %P 33-38 %@ 0024-6093 %D 1984-01-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve