%0 Journal Article %A AFROUZI, G. A. %A MOGHADDAM, M. KHALEGHY %A MOHAMMADPOUR , J. %A ZAMENI, M. %T ON THE POSITIVE AND NEGATIVE SOLUTIONS OF LAPLACIAN BVP WITH NEUMANN BOUNDARY CONDITIONS %J Journal of nonlinear sciences and its applications %D 2009 %P 38-45 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.22436/jnsa.002.01.06/ %R 10.22436/jnsa.002.01.06 %G en %F JNSA_2009_2_1_a5