We show that given a positive and finite Radon measure $\mu$, there is a $\Apx$ -superharmonic function $u$ which satisfies
in the sense of distributions. Here $\A$ is an elliptic operator with $p(x)$-type nonstandard growth.
"Elliptic equations with nonstandard growth involving measures." Hiroshima Math. J. 38 (1) 155 - 176, March 2008. https://doi.org/10.32917/hmj/1207580349