Itai Benjamini Oded Schramm Asaf Shapira Every Minor-Closed Property of Sparse Graphs is Testable. 2008 15 Electronic Colloquium on Computational Complexity (ECCC) http://eccc.hpi-web.de/eccc-reports/2008/TR08-010/index.html 010 db/journals/eccc/eccc15.html#BenjaminiSS08