\bib{1951/good} \yr 1951 \mr 13,363e \by Irving J. Good \paper Random motion on a finite abelian group \jour Proceedings of the Cambridge Philosophical Society \issn 0305--0041 \vol 47 \pages 756--762 \url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1951/\allowbreak good \endref