This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
peered climate articles.svg en Source www slate Image credit James Lawrence Powell own Snubcube documentclass article usepackage pstricks pstplot color usepackagemargin cm papersize px px geometry begin document noindent psset unit px algebraic begin pspicture pscirclelinewidth linestyle none fillcolor black fillstyle solid