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Consider the following singularly perturbed elliptic problem on $A$\n  \\begin{equation}\n  \\begin{array}{lll}\n  -\\eps^2{\\De u} + |x|^{\\eta}u = |x|^{\\eta}u^p, &\\mbox{\\qquad in} A \\notag u>0 &\\mbox{\\qquad in} A u = 0 &\\mbox{\\qquad on} \\partial A\n  \\end{array} %\\label{a1}\n  \\end{equation} $1<p<2^*-1$. We shall prove the existence of a positive solution $u_\\eps$ which concentrates on two different orthogonal spheres of dimension $(m-1)$ as $\\eps\\to 0$. 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