%0 Journal Article %A Zhang, Tao %A Zhou, Chunqin %T Classification of Solutions for Harmonic Functions With Neumann Boundary Value %J Canadian mathematical bulletin %D 2018 %P 438-448 %V 61 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2017-037-1/ %R 10.4153/CMB-2017-037-1 %F 10_4153_CMB_2017_037_1